diff --git a/Base/res/apps/GameOfLife.af b/Base/res/apps/GameOfLife.af
index b23f9dca47..4950662f13 100644
--- a/Base/res/apps/GameOfLife.af
+++ b/Base/res/apps/GameOfLife.af
@@ -1,4 +1,4 @@
 [App]
-Name=Game Of Life
+Name=Game of Life
 Executable=/bin/GameOfLife
 Category=Games
diff --git a/Userland/Applets/ClipboardHistory/main.cpp b/Userland/Applets/ClipboardHistory/main.cpp
index e362da81cc..034f553513 100644
--- a/Userland/Applets/ClipboardHistory/main.cpp
+++ b/Userland/Applets/ClipboardHistory/main.cpp
@@ -73,13 +73,13 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
         }
     });
 
-    auto debug_dump_action = GUI::Action::create("Dump to debug console", [&](const GUI::Action&) {
+    auto debug_dump_action = GUI::Action::create("Dump to Debug Console", [&](const GUI::Action&) {
         table_view->selection().for_each_index([&](GUI::ModelIndex& index) {
             dbgln("{}", model->data(index, GUI::ModelRole::Display).as_string());
         });
     });
 
-    auto clear_action = GUI::Action::create("Clear history", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/trash-can.png"sv)), [&](const GUI::Action&) {
+    auto clear_action = GUI::Action::create("Clear History", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/trash-can.png"sv)), [&](const GUI::Action&) {
         model->clear();
         GUI::Clipboard::the().clear();
     });
diff --git a/Userland/Applications/Browser/BrowserWindow.cpp b/Userland/Applications/Browser/BrowserWindow.cpp
index c6bd6e5499..eb3f235a1f 100644
--- a/Userland/Applications/Browser/BrowserWindow.cpp
+++ b/Userland/Applications/Browser/BrowserWindow.cpp
@@ -289,7 +289,7 @@ void BrowserWindow::build_menus()
     m_change_homepage_action = GUI::Action::create(
         "Set Homepage URL...", g_icon_bag.go_home, [this](auto&) {
             String homepage_url = String::from_deprecated_string(Config::read_string("Browser"sv, "Preferences"sv, "Home"sv, "about:blank"sv)).release_value_but_fixme_should_propagate_errors();
-            if (GUI::InputBox::show(this, homepage_url, "Enter URL"sv, "Change homepage URL"sv) == GUI::InputBox::ExecResult::OK) {
+            if (GUI::InputBox::show(this, homepage_url, "Enter a URL:"sv, "Change Homepage"sv) == GUI::InputBox::ExecResult::OK) {
                 if (URL(homepage_url).is_valid()) {
                     Config::write_string("Browser"sv, "Preferences"sv, "Home"sv, homepage_url);
                     Browser::g_home_url = homepage_url.to_deprecated_string();
@@ -326,7 +326,7 @@ void BrowserWindow::build_menus()
             m_color_scheme_actions.add_action(action);
         };
 
-        add_color_scheme_action("Follow system theme", Web::CSS::PreferredColorScheme::Auto);
+        add_color_scheme_action("Follow System Theme", Web::CSS::PreferredColorScheme::Auto);
         add_color_scheme_action("Light", Web::CSS::PreferredColorScheme::Light);
         add_color_scheme_action("Dark", Web::CSS::PreferredColorScheme::Dark);
     }
diff --git a/Userland/Applications/Browser/Tab.cpp b/Userland/Applications/Browser/Tab.cpp
index 18f099b386..3c97b7f6d1 100644
--- a/Userland/Applications/Browser/Tab.cpp
+++ b/Userland/Applications/Browser/Tab.cpp
@@ -850,7 +850,7 @@ void Tab::show_storage_inspector()
     if (!m_storage_widget) {
         auto storage_window = GUI::Window::construct(&window());
         storage_window->resize(500, 300);
-        storage_window->set_title("Storage inspector");
+        storage_window->set_title("Storage Inspector");
         storage_window->set_icon(g_icon_bag.cookie);
         m_storage_widget = storage_window->set_main_widget<StorageWidget>().release_value_but_fixme_should_propagate_errors();
         m_storage_widget->on_update_cookie = [this](Web::Cookie::Cookie cookie) {
diff --git a/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.cpp b/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.cpp
index 32e718f181..3f08f46660 100644
--- a/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.cpp
+++ b/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.cpp
@@ -54,7 +54,7 @@ ErrorOr<NonnullRefPtr<AutoplaySettingsWidget>> AutoplaySettingsWidget::create()
     widget->m_add_website_button->on_click = [widget](unsigned) {
         String text;
 
-        if (GUI::InputBox::show(widget->window(), text, "Website:"sv, "Add website to autoplay allowlist"sv, GUI::InputType::NonemptyText) == GUI::Dialog::ExecResult::OK) {
+        if (GUI::InputBox::show(widget->window(), text, "Enter a website:"sv, "Add Autoplay Entry"sv, GUI::InputType::NonemptyText) == GUI::Dialog::ExecResult::OK) {
             widget->m_allowlist_model->add_domain(move(text));
             widget->set_modified(true);
         }
diff --git a/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.gml b/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.gml
index 3428c5ca1b..1e2ccbb44b 100644
--- a/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.gml
+++ b/Userland/Applications/BrowserSettings/AutoplaySettingsWidget.gml
@@ -10,7 +10,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Autoplay Allowlist"
+        title: "Autoplay allowlist"
         layout: @GUI::VerticalBoxLayout {
             margins: [8]
         }
@@ -28,7 +28,7 @@
             @GUI::Button {
                 name: "add_website_button"
                 fixed_width: 100
-                text: "Add website..."
+                text: "Add Website..."
             }
         }
     }
diff --git a/Userland/Applications/BrowserSettings/BrowserSettingsWidget.gml b/Userland/Applications/BrowserSettings/BrowserSettingsWidget.gml
index 5d878dc1eb..71099ed048 100644
--- a/Userland/Applications/BrowserSettings/BrowserSettingsWidget.gml
+++ b/Userland/Applications/BrowserSettings/BrowserSettingsWidget.gml
@@ -49,7 +49,7 @@
                     }
 
                     @GUI::Label {
-                        text: "New Tab:"
+                        text: "New tab:"
                         text_alignment: "CenterLeft"
                         fixed_width: 45
                     }
diff --git a/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.cpp b/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.cpp
index 116c659547..b6431716fd 100644
--- a/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.cpp
+++ b/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.cpp
@@ -142,7 +142,7 @@ ErrorOr<NonnullRefPtr<ContentFilterSettingsWidget>> ContentFilterSettingsWidget:
     widget->m_add_new_domain_button->on_click = [widget](unsigned) {
         String text;
 
-        if (GUI::InputBox::show(widget->window(), text, "Domain:"sv, "Add domain to Content Filter"sv, GUI::InputType::NonemptyText) == GUI::Dialog::ExecResult::OK) {
+        if (GUI::InputBox::show(widget->window(), text, "Enter a domain:"sv, "Add Content Filter"sv, GUI::InputType::NonemptyText) == GUI::Dialog::ExecResult::OK) {
             widget->m_domain_list_model->add_domain(move(text));
             widget->set_modified(true);
         }
diff --git a/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.gml b/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.gml
index badd779825..5f5a3e73a1 100644
--- a/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.gml
+++ b/Userland/Applications/BrowserSettings/ContentFilterSettingsWidget.gml
@@ -10,7 +10,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Domain List"
+        title: "Domain list"
         layout: @GUI::VerticalBoxLayout {
             margins: [8]
         }
@@ -28,7 +28,7 @@
             @GUI::Button {
                 name: "add_new_domain_button"
                 fixed_width: 100
-                text: "Add domain..."
+                text: "Add Domain..."
             }
         }
     }
diff --git a/Userland/Applications/Calculator/main.cpp b/Userland/Applications/Calculator/main.cpp
index 293578e682..9ab86c5cf2 100644
--- a/Userland/Applications/Calculator/main.cpp
+++ b/Userland/Applications/Calculator/main.cpp
@@ -78,7 +78,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     Optional<unsigned> last_rounding_mode = 1;
     for (unsigned i {}; i < rounding_modes.size(); ++i) {
-        auto round_action = GUI::Action::create_checkable(DeprecatedString::formatted("To &{} digits", rounding_modes[i]),
+        auto round_action = GUI::Action::create_checkable(DeprecatedString::formatted("To &{} Digits", rounding_modes[i]),
             [&widget, rounding_mode = rounding_modes[i], &last_rounding_mode, i](auto&) {
                 widget->set_rounding_length(rounding_mode);
                 last_rounding_mode = i;
@@ -88,10 +88,10 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
         round_menu.add_action(*round_action);
     }
 
-    constexpr auto format { "&Custom - {} ..."sv };
+    constexpr auto format { "&Custom - {}..."sv };
     auto round_custom = GUI::Action::create_checkable(DeprecatedString::formatted(format, 0), [&](auto& action) {
         int custom_rounding_length = widget->rounding_length();
-        auto result = GUI::InputBox::show_numeric(window, custom_rounding_length, 0, 100, "Round to"sv);
+        auto result = GUI::InputBox::show_numeric(window, custom_rounding_length, 0, 100, "Digits to Round"sv);
         if (!result.is_error() && result.value() == GUI::Dialog::ExecResult::OK) {
             action.set_text(DeprecatedString::formatted(format, custom_rounding_length));
             widget->set_rounding_length(custom_rounding_length);
@@ -105,7 +105,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     auto shrink_action = GUI::Action::create("&Shrink...", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/edit-cut.png"sv)), [&](auto&) {
         int shrink_length = widget->rounding_length();
-        auto result = GUI::InputBox::show_numeric(window, shrink_length, 0, 100, "Shrink to"sv);
+        auto result = GUI::InputBox::show_numeric(window, shrink_length, 0, 100, "Digits to Shrink"sv);
         if (!result.is_error() && result.value() == GUI::Dialog::ExecResult::OK) {
             round_custom->set_checked(true);
             round_custom->set_text(DeprecatedString::formatted(format, shrink_length));
diff --git a/Userland/Applications/Calendar/main.cpp b/Userland/Applications/Calendar/main.cpp
index 05837cedc6..0889a6d886 100644
--- a/Userland/Applications/Calendar/main.cpp
+++ b/Userland/Applications/Calendar/main.cpp
@@ -106,7 +106,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     if (default_view == "Year")
         view_year_action->set_checked(true);
 
-    auto open_settings_action = GUI::Action::create("&Settings", {}, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-settings.png"sv)), [&](GUI::Action const&) {
+    auto open_settings_action = GUI::Action::create("Calendar &Settings", {}, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-settings.png"sv)), [&](GUI::Action const&) {
         GUI::Process::spawn_or_show_error(window, "/bin/CalendarSettings"sv);
     });
 
diff --git a/Userland/Applications/CalendarSettings/CalendarSettingsWidget.gml b/Userland/Applications/CalendarSettings/CalendarSettingsWidget.gml
index 085ac9f188..99718ced5a 100644
--- a/Userland/Applications/CalendarSettings/CalendarSettingsWidget.gml
+++ b/Userland/Applications/CalendarSettings/CalendarSettingsWidget.gml
@@ -6,7 +6,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Preferred First Day of Week"
+        title: "Preferred first day of week"
         fixed_height: 72
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -37,7 +37,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Preferred Weekend Configuration"
+        title: "Preferred weekend configuration"
         fixed_height: 72
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -94,7 +94,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Default View"
+        title: "Default view"
         fixed_height: 72
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
diff --git a/Userland/Applications/CertificateSettings/CertificateStoreWidget.cpp b/Userland/Applications/CertificateSettings/CertificateStoreWidget.cpp
index fe1997f015..b19b45aa29 100644
--- a/Userland/Applications/CertificateSettings/CertificateStoreWidget.cpp
+++ b/Userland/Applications/CertificateSettings/CertificateStoreWidget.cpp
@@ -92,7 +92,7 @@ ErrorOr<size_t> CertificateStoreModel::add(Vector<Certificate> const& certificat
 
 ErrorOr<void> CertificateStoreWidget::import_pem()
 {
-    auto fsac_result = FileSystemAccessClient::Client::the().open_file(window(), "Choose PEM to import...");
+    auto fsac_result = FileSystemAccessClient::Client::the().open_file(window(), "Import");
     if (fsac_result.is_error())
         return {};
 
diff --git a/Userland/Applications/CharacterMap/CharacterMapWidget.cpp b/Userland/Applications/CharacterMap/CharacterMapWidget.cpp
index ca24c7bc1a..28ffac9f1e 100644
--- a/Userland/Applications/CharacterMap/CharacterMapWidget.cpp
+++ b/Userland/Applications/CharacterMap/CharacterMapWidget.cpp
@@ -37,7 +37,7 @@ CharacterMapWidget::CharacterMapWidget()
     m_statusbar = find_descendant_of_type_named<GUI::Statusbar>("statusbar");
     m_unicode_block_listview = find_descendant_of_type_named<GUI::ListView>("unicode_block_listview");
 
-    m_choose_font_action = GUI::Action::create("Choose Font...", Gfx::Bitmap::load_from_file("/res/icons/16x16/app-font-editor.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
+    m_choose_font_action = GUI::Action::create("Change &Font...", Gfx::Bitmap::load_from_file("/res/icons/16x16/app-font-editor.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
         auto font_picker = GUI::FontPicker::construct(window(), &font(), false);
         if (font_picker->exec() == GUI::Dialog::ExecResult::OK) {
             auto& font = *font_picker->font();
@@ -58,7 +58,7 @@ CharacterMapWidget::CharacterMapWidget()
     });
     m_copy_selection_action->set_status_tip("Copy the highlighted characters to the clipboard");
 
-    m_previous_glyph_action = GUI::Action::create("Previous character", { Mod_Alt, Key_Left }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
+    m_previous_glyph_action = GUI::Action::create("&Previous Glyph", { Mod_Alt, Key_Left }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
         m_glyph_map->select_previous_existing_glyph();
     });
     m_previous_glyph_action->set_status_tip("Seek the previous visible glyph");
@@ -68,9 +68,9 @@ CharacterMapWidget::CharacterMapWidget()
     });
     m_next_glyph_action->set_status_tip("Seek the next visible glyph");
 
-    m_go_to_glyph_action = GUI::Action::create("Go to glyph...", { Mod_Ctrl, Key_G }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-to.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
+    m_go_to_glyph_action = GUI::Action::create("&Go to Glyph...", { Mod_Ctrl, Key_G }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-to.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
         String input;
-        if (GUI::InputBox::show(window(), input, "Hexadecimal:"sv, "Go to glyph"sv, GUI::InputType::NonemptyText) == GUI::InputBox::ExecResult::OK) {
+        if (GUI::InputBox::show(window(), input, "Hexadecimal:"sv, "Go to Glyph"sv, GUI::InputType::NonemptyText) == GUI::InputBox::ExecResult::OK) {
             auto maybe_code_point = AK::StringUtils::convert_to_uint_from_hex(input);
             if (!maybe_code_point.has_value())
                 return;
@@ -83,7 +83,7 @@ CharacterMapWidget::CharacterMapWidget()
     });
     m_go_to_glyph_action->set_status_tip("Go to the specified code point");
 
-    m_find_glyphs_action = GUI::Action::create("&Find glyphs...", { Mod_Ctrl, Key_F }, Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
+    m_find_glyphs_action = GUI::Action::create("&Find Glyphs...", { Mod_Ctrl, Key_F }, Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"sv).release_value_but_fixme_should_propagate_errors(), [&](auto&) {
         if (m_find_window.is_null()) {
             m_find_window = GUI::Window::construct(window());
             auto search_widget = m_find_window->set_main_widget<CharacterSearchWidget>().release_value_but_fixme_should_propagate_errors();
@@ -92,7 +92,7 @@ CharacterMapWidget::CharacterMapWidget()
                 m_glyph_map->scroll_to_glyph(code_point);
             };
             m_find_window->set_icon(GUI::Icon::try_create_default_icon("find"sv).value().bitmap_for_size(16));
-            m_find_window->set_title("Find a character");
+            m_find_window->set_title("Find a Character");
             m_find_window->resize(300, 400);
             m_find_window->set_window_mode(GUI::WindowMode::Modeless);
         }
diff --git a/Userland/Applications/ClockSettings/ClockSettingsWidget.gml b/Userland/Applications/ClockSettings/ClockSettingsWidget.gml
index 6754f82e94..89e195297a 100644
--- a/Userland/Applications/ClockSettings/ClockSettingsWidget.gml
+++ b/Userland/Applications/ClockSettings/ClockSettingsWidget.gml
@@ -6,7 +6,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Time Format"
+        title: "Time format"
         shrink_to_fit: false
         fixed_height: 240
         layout: @GUI::VerticalBoxLayout {
diff --git a/Userland/Applications/ClockSettings/TimeZoneSettingsWidget.gml b/Userland/Applications/ClockSettings/TimeZoneSettingsWidget.gml
index 8998009f89..e14a5a30f5 100644
--- a/Userland/Applications/ClockSettings/TimeZoneSettingsWidget.gml
+++ b/Userland/Applications/ClockSettings/TimeZoneSettingsWidget.gml
@@ -6,7 +6,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Time Zone Settings"
+        title: "Time zone settings"
         layout: @GUI::VerticalBoxLayout {
             margins: [16, 8, 8]
             spacing: 14
@@ -23,7 +23,7 @@
             }
 
             @GUI::Label {
-                text: "Time Zone:"
+                text: "Time zone:"
                 fixed_width: 80
                 name: "time_zone_label"
                 text_alignment: "CenterLeft"
diff --git a/Userland/Applications/DisplaySettings/BackgroundSettingsWidget.cpp b/Userland/Applications/DisplaySettings/BackgroundSettingsWidget.cpp
index 71a3b19363..7d3ddf5113 100644
--- a/Userland/Applications/DisplaySettings/BackgroundSettingsWidget.cpp
+++ b/Userland/Applications/DisplaySettings/BackgroundSettingsWidget.cpp
@@ -101,7 +101,7 @@ ErrorOr<void> BackgroundSettingsWidget::create_frame()
 
     auto& button = *find_descendant_of_type_named<GUI::Button>("wallpaper_open_button");
     button.on_click = [this](auto) {
-        auto response = FileSystemAccessClient::Client::the().open_file(window(), "Select wallpaper"sv, "/res/wallpapers"sv, Core::File::OpenMode::Read, { { GUI::FileTypeFilter::image_files(), GUI::FileTypeFilter::all_files() } });
+        auto response = FileSystemAccessClient::Client::the().open_file(window(), "Select Wallpaper"sv, "/res/wallpapers"sv, Core::File::OpenMode::Read, { { GUI::FileTypeFilter::image_files(), GUI::FileTypeFilter::all_files() } });
         if (response.is_error())
             return;
         m_wallpaper_view->selection().clear();
@@ -123,7 +123,7 @@ ErrorOr<void> BackgroundSettingsWidget::create_frame()
 
     m_color_input = *find_descendant_of_type_named<GUI::ColorInput>("color_input");
     m_color_input->set_color_has_alpha_channel(false);
-    m_color_input->set_color_picker_title("Select color for desktop");
+    m_color_input->set_color_picker_title("Select Desktop Color");
     bool first_color_change = true;
     m_color_input->on_change = [this, first_color_change]() mutable {
         m_monitor_widget->set_background_color(m_color_input->color());
diff --git a/Userland/Applications/DisplaySettings/EffectsSettingsWidget.cpp b/Userland/Applications/DisplaySettings/EffectsSettingsWidget.cpp
index 99e073d121..b3bafe62d9 100644
--- a/Userland/Applications/DisplaySettings/EffectsSettingsWidget.cpp
+++ b/Userland/Applications/DisplaySettings/EffectsSettingsWidget.cpp
@@ -130,9 +130,9 @@ ErrorOr<void> EffectsSettingsWidget::load_settings()
     m_system_effects = { effects, geometry, tile_window };
 
     static constexpr Array geometry_list = {
-        "On Move and Resize"sv,
-        "On Move only"sv,
-        "On Resize only"sv,
+        "On move and resize"sv,
+        "On move only"sv,
+        "On resize only"sv,
         "Never"sv
     };
     for (size_t i = 0; i < geometry_list.size(); ++i)
diff --git a/Userland/Applications/DisplaySettings/MonitorSettings.gml b/Userland/Applications/DisplaySettings/MonitorSettings.gml
index 19f0e6df8c..8acc169c79 100644
--- a/Userland/Applications/DisplaySettings/MonitorSettings.gml
+++ b/Userland/Applications/DisplaySettings/MonitorSettings.gml
@@ -35,7 +35,7 @@
         layout: @GUI::VerticalBoxLayout {
             margins: [14, 14, 4]
         }
-        title: "Screen Settings"
+        title: "Screen settings"
 
         @GUI::Widget {
             preferred_height: "fit"
diff --git a/Userland/Applications/DisplaySettings/MonitorSettingsWidget.cpp b/Userland/Applications/DisplaySettings/MonitorSettingsWidget.cpp
index 466d4c83b9..4fd0219d8c 100644
--- a/Userland/Applications/DisplaySettings/MonitorSettingsWidget.cpp
+++ b/Userland/Applications/DisplaySettings/MonitorSettingsWidget.cpp
@@ -251,7 +251,7 @@ void MonitorSettingsWidget::apply_settings()
             auto seconds_until_revert = 10;
 
             auto box_text = [this, &seconds_until_revert]() -> ErrorOr<String> {
-                auto output = String::formatted("Do you want to keep the new settings? They will be reverted after {} {}.",
+                auto output = String::formatted("Do you want to keep the new screen layout?\nReverting in {} {}.",
                     seconds_until_revert, seconds_until_revert == 1 ? "second" : "seconds");
                 if (output.is_error()) {
                     GUI::MessageBox::show_error(window(), "Unable to apply changes"sv);
@@ -265,7 +265,7 @@ void MonitorSettingsWidget::apply_settings()
                 return;
             auto current_box_text = current_box_text_or_error.release_value();
 
-            auto box = GUI::MessageBox::create(window(), current_box_text, "Apply new screen layout"sv,
+            auto box = GUI::MessageBox::create(window(), current_box_text, "Confirm Settings"sv,
                 GUI::MessageBox::Type::Question, GUI::MessageBox::InputType::YesNo)
                            .release_value_but_fixme_should_propagate_errors();
             box->set_icon(window()->icon());
diff --git a/Userland/Applications/DisplaySettings/ThemesSettings.gml b/Userland/Applications/DisplaySettings/ThemesSettings.gml
index a701c96ef6..fd5a0d1455 100644
--- a/Userland/Applications/DisplaySettings/ThemesSettings.gml
+++ b/Userland/Applications/DisplaySettings/ThemesSettings.gml
@@ -8,7 +8,7 @@
         layout: @GUI::VerticalBoxLayout {
             margins: [14, 14, 4]
         }
-        title: "Window Theme"
+        title: "Window theme"
         fixed_height: 294
 
         @GUI::Frame {
@@ -39,7 +39,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Color Scheme"
+        title: "Color scheme"
         preferred_height: "fit"
         layout: @GUI::VerticalBoxLayout {
             margins: [14, 14, 14]
@@ -60,7 +60,7 @@
         layout: @GUI::VerticalBoxLayout {
             margins: [14, 14, 4]
         }
-        title: "Cursor Theme"
+        title: "Cursor theme"
         shrink_to_fit: true
 
         @GUI::Button {
diff --git a/Userland/Applications/FileManager/DirectoryView.cpp b/Userland/Applications/FileManager/DirectoryView.cpp
index 453679290d..219c2eaa02 100644
--- a/Userland/Applications/FileManager/DirectoryView.cpp
+++ b/Userland/Applications/FileManager/DirectoryView.cpp
@@ -569,7 +569,7 @@ void DirectoryView::setup_actions()
     m_mkdir_action = GUI::Action::create("&New Directory...", { Mod_Ctrl | Mod_Shift, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/mkdir.png"sv).release_value_but_fixme_should_propagate_errors(), [&](GUI::Action const&) {
         String value;
         auto icon = Gfx::Bitmap::load_from_file("/res/icons/32x32/filetype-folder.png"sv).release_value_but_fixme_should_propagate_errors();
-        if (GUI::InputBox::show(window(), value, "Enter a name:"sv, "New directory"sv, GUI::InputType::NonemptyText, {}, move(icon)) == GUI::InputBox::ExecResult::OK) {
+        if (GUI::InputBox::show(window(), value, "Enter a name:"sv, "New Directory"sv, GUI::InputType::NonemptyText, {}, move(icon)) == GUI::InputBox::ExecResult::OK) {
             auto new_dir_path = LexicalPath::canonicalized_path(DeprecatedString::formatted("{}/{}", path(), value));
             int rc = mkdir(new_dir_path.characters(), 0777);
             if (rc < 0) {
@@ -582,7 +582,7 @@ void DirectoryView::setup_actions()
     m_touch_action = GUI::Action::create("New &File...", { Mod_Ctrl | Mod_Shift, Key_F }, Gfx::Bitmap::load_from_file("/res/icons/16x16/new.png"sv).release_value_but_fixme_should_propagate_errors(), [&](GUI::Action const&) {
         String value;
         auto icon = Gfx::Bitmap::load_from_file("/res/icons/32x32/filetype-unknown.png"sv).release_value_but_fixme_should_propagate_errors();
-        if (GUI::InputBox::show(window(), value, "Enter a name:"sv, "New file"sv, GUI::InputType::NonemptyText, {}, move(icon)) == GUI::InputBox::ExecResult::OK) {
+        if (GUI::InputBox::show(window(), value, "Enter a name:"sv, "New File"sv, GUI::InputType::NonemptyText, {}, move(icon)) == GUI::InputBox::ExecResult::OK) {
             auto new_file_path = LexicalPath::canonicalized_path(DeprecatedString::formatted("{}/{}", path(), value));
             struct stat st;
             int rc = stat(new_file_path.characters(), &st);
diff --git a/Userland/Applications/FileManager/FileUtils.cpp b/Userland/Applications/FileManager/FileUtils.cpp
index 249d9cff61..ecd16fb37b 100644
--- a/Userland/Applications/FileManager/FileUtils.cpp
+++ b/Userland/Applications/FileManager/FileUtils.cpp
@@ -23,7 +23,7 @@ void delete_paths(Vector<DeprecatedString> const& paths, bool should_confirm, GU
 {
     DeprecatedString message;
     if (paths.size() == 1) {
-        message = DeprecatedString::formatted("Are you sure you want to delete {}?", LexicalPath::basename(paths[0]));
+        message = DeprecatedString::formatted("Are you sure you want to delete \"{}\"?", LexicalPath::basename(paths[0]));
     } else {
         message = DeprecatedString::formatted("Are you sure you want to delete {} files?", paths.size());
     }
@@ -31,7 +31,7 @@ void delete_paths(Vector<DeprecatedString> const& paths, bool should_confirm, GU
     if (should_confirm) {
         auto result = GUI::MessageBox::show(parent_window,
             message,
-            "Confirm deletion"sv,
+            "Confirm Deletion"sv,
             GUI::MessageBox::Type::Warning,
             GUI::MessageBox::InputType::OKCancel);
         if (result == GUI::MessageBox::ExecResult::Cancel)
diff --git a/Userland/Applications/FontEditor/MainWidget.cpp b/Userland/Applications/FontEditor/MainWidget.cpp
index 07c88ffa49..12eab5e95a 100644
--- a/Userland/Applications/FontEditor/MainWidget.cpp
+++ b/Userland/Applications/FontEditor/MainWidget.cpp
@@ -265,7 +265,7 @@ ErrorOr<void> MainWidget::create_actions()
         Config::write_bool("FontEditor"sv, "GlyphMap"sv, "HighlightModifications"sv, action.is_checked());
     });
     m_highlight_modifications_action->set_checked(highlight_modifications);
-    m_highlight_modifications_action->set_status_tip("Show or hide highlights on modified glyphs. (Green = New, Blue = Modified, Red = Deleted)");
+    m_highlight_modifications_action->set_status_tip("Show or hide highlights on modified glyphs");
 
     bool show_system_emoji = Config::read_bool("FontEditor"sv, "GlyphMap"sv, "ShowSystemEmoji"sv, true);
     m_glyph_map_widget->set_show_system_emoji(show_system_emoji);
@@ -278,7 +278,7 @@ ErrorOr<void> MainWidget::create_actions()
 
     m_go_to_glyph_action = GUI::Action::create("&Go to Glyph...", { Mod_Ctrl, Key_G }, g_resources.go_to_glyph, [this](auto&) {
         String input;
-        auto result = GUI::InputBox::try_show(window(), input, {}, "Go to glyph"sv, GUI::InputType::NonemptyText, "Hexadecimal"sv);
+        auto result = GUI::InputBox::try_show(window(), input, {}, "Go to Glyph"sv, GUI::InputType::NonemptyText, "Hexadecimal"sv);
         if (!result.is_error() && result.value() == GUI::InputBox::ExecResult::OK) {
             auto maybe_code_point = AK::StringUtils::convert_to_uint_from_hex(input);
             if (!maybe_code_point.has_value())
diff --git a/Userland/Applications/GamesSettings/CardSettingsWidget.gml b/Userland/Applications/GamesSettings/CardSettingsWidget.gml
index 8b15195fc0..2bacb7f32e 100644
--- a/Userland/Applications/GamesSettings/CardSettingsWidget.gml
+++ b/Userland/Applications/GamesSettings/CardSettingsWidget.gml
@@ -11,7 +11,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Background Color"
+        title: "Background color"
         max_height: "shrink"
         layout: @GUI::VerticalBoxLayout {
             margins: [8]
@@ -24,7 +24,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Card Back"
+        title: "Card back"
         layout: @GUI::VerticalBoxLayout {
             margins: [8]
         }
diff --git a/Userland/Applications/GamesSettings/ChessSettingsWidget.gml b/Userland/Applications/GamesSettings/ChessSettingsWidget.gml
index 3d3326182d..67ece20766 100644
--- a/Userland/Applications/GamesSettings/ChessSettingsWidget.gml
+++ b/Userland/Applications/GamesSettings/ChessSettingsWidget.gml
@@ -23,7 +23,7 @@
             }
 
             @GUI::Label {
-                text: "Piece Set:"
+                text: "Piece set:"
                 text_alignment: "CenterLeft"
             }
 
@@ -39,7 +39,7 @@
             }
 
             @GUI::Label {
-                text: "Board Theme:"
+                text: "Board theme:"
                 text_alignment: "CenterLeft"
             }
 
diff --git a/Userland/Applications/HexEditor/FindDialog.gml b/Userland/Applications/HexEditor/FindDialog.gml
index cd9ca46f69..728ef5f4f9 100644
--- a/Userland/Applications/HexEditor/FindDialog.gml
+++ b/Userland/Applications/HexEditor/FindDialog.gml
@@ -13,7 +13,7 @@
         fixed_height: 22
 
         @GUI::Label {
-            text: "Value to find"
+            text: "Value to find:"
             fixed_width: 80
             text_alignment: "CenterLeft"
         }
diff --git a/Userland/Applications/HexEditor/HexEditorWidget.cpp b/Userland/Applications/HexEditor/HexEditorWidget.cpp
index dde8d28e8c..d63d228d22 100644
--- a/Userland/Applications/HexEditor/HexEditorWidget.cpp
+++ b/Userland/Applications/HexEditor/HexEditorWidget.cpp
@@ -98,9 +98,9 @@ HexEditorWidget::HexEditorWidget()
         m_editor->update();
     };
 
-    m_new_action = GUI::Action::create("New", { Mod_Ctrl, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/new.png"sv).release_value_but_fixme_should_propagate_errors(), [this](const GUI::Action&) {
+    m_new_action = GUI::Action::create("New...", { Mod_Ctrl, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/new.png"sv).release_value_but_fixme_should_propagate_errors(), [this](const GUI::Action&) {
         String value;
-        if (request_close() && GUI::InputBox::show(window(), value, "Enter new file size:"sv, "New file size"sv, GUI::InputType::NonemptyText) == GUI::InputBox::ExecResult::OK) {
+        if (request_close() && GUI::InputBox::show(window(), value, "Enter a size:"sv, "New File"sv, GUI::InputType::NonemptyText) == GUI::InputBox::ExecResult::OK) {
             auto file_size = AK::StringUtils::convert_to_uint(value);
             if (!file_size.has_value()) {
                 GUI::MessageBox::show(window(), "Invalid file size entered."sv, "Error"sv, GUI::MessageBox::Type::Error);
@@ -166,7 +166,7 @@ HexEditorWidget::HexEditorWidget()
     });
     m_redo_action->set_enabled(false);
 
-    m_find_action = GUI::Action::create("&Find", { Mod_Ctrl, Key_F }, Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"sv).release_value_but_fixme_should_propagate_errors(), [&](const GUI::Action&) {
+    m_find_action = GUI::Action::create("&Find...", { Mod_Ctrl, Key_F }, Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"sv).release_value_but_fixme_should_propagate_errors(), [&](const GUI::Action&) {
         auto old_buffer = m_search_buffer;
         bool find_all = false;
         if (FindDialog::show(window(), m_search_text, m_search_buffer, find_all) == GUI::InputBox::ExecResult::OK) {
@@ -176,11 +176,11 @@ HexEditorWidget::HexEditorWidget()
                 m_search_results->update();
 
                 if (matches.is_empty()) {
-                    GUI::MessageBox::show(window(), DeprecatedString::formatted("Pattern \"{}\" not found in this file", m_search_text), "Not found"sv, GUI::MessageBox::Type::Warning);
+                    GUI::MessageBox::show(window(), DeprecatedString::formatted("Pattern \"{}\" not found in this file", m_search_text), "Not Found"sv, GUI::MessageBox::Type::Warning);
                     return;
                 }
 
-                GUI::MessageBox::show(window(), DeprecatedString::formatted("Found {} matches for \"{}\" in this file", matches.size(), m_search_text), DeprecatedString::formatted("{} matches", matches.size()), GUI::MessageBox::Type::Warning);
+                GUI::MessageBox::show(window(), DeprecatedString::formatted("Found {} matches for \"{}\" in this file", matches.size(), m_search_text), DeprecatedString::formatted("{} Matches", matches.size()), GUI::MessageBox::Type::Warning);
                 set_search_results_visible(true);
             } else {
                 bool same_buffers = false;
@@ -192,7 +192,7 @@ HexEditorWidget::HexEditorWidget()
                 auto result = m_editor->find_and_highlight(m_search_buffer, same_buffers ? last_found_index() : 0);
 
                 if (!result.has_value()) {
-                    GUI::MessageBox::show(window(), DeprecatedString::formatted("Pattern \"{}\" not found in this file", m_search_text), "Not found"sv, GUI::MessageBox::Type::Warning);
+                    GUI::MessageBox::show(window(), DeprecatedString::formatted("Pattern \"{}\" not found in this file", m_search_text), "Not Found"sv, GUI::MessageBox::Type::Warning);
                     return;
                 }
 
@@ -203,7 +203,7 @@ HexEditorWidget::HexEditorWidget()
         }
     });
 
-    m_goto_offset_action = GUI::Action::create("&Go to Offset ...", { Mod_Ctrl, Key_G }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-to.png"sv).release_value_but_fixme_should_propagate_errors(), [this](const GUI::Action&) {
+    m_goto_offset_action = GUI::Action::create("&Go to Offset...", { Mod_Ctrl, Key_G }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-to.png"sv).release_value_but_fixme_should_propagate_errors(), [this](const GUI::Action&) {
         int new_offset;
         auto result = GoToOffsetDialog::show(
             window(),
@@ -443,13 +443,13 @@ ErrorOr<void> HexEditorWidget::initialize_menubar(GUI::Window& window)
     TRY(edit_menu->try_add_action(*m_find_action));
     TRY(edit_menu->try_add_action(GUI::Action::create("Find &Next", { Mod_None, Key_F3 }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/find-next.png"sv)), [&](const GUI::Action&) {
         if (m_search_text.is_empty() || m_search_buffer.is_empty()) {
-            GUI::MessageBox::show(&window, "Nothing to search for"sv, "Not found"sv, GUI::MessageBox::Type::Warning);
+            GUI::MessageBox::show(&window, "Nothing to search for"sv, "Not Found"sv, GUI::MessageBox::Type::Warning);
             return;
         }
 
         auto result = m_editor->find_and_highlight(m_search_buffer, last_found_index());
         if (!result.has_value()) {
-            GUI::MessageBox::show(&window, DeprecatedString::formatted("No more matches for \"{}\" found in this file", m_search_text), "Not found"sv, GUI::MessageBox::Type::Warning);
+            GUI::MessageBox::show(&window, DeprecatedString::formatted("No more matches for \"{}\" found in this file", m_search_text), "Not Found"sv, GUI::MessageBox::Type::Warning);
             return;
         }
         m_editor->update();
@@ -463,7 +463,7 @@ ErrorOr<void> HexEditorWidget::initialize_menubar(GUI::Window& window)
         m_search_results->update();
 
         if (matches.is_empty()) {
-            GUI::MessageBox::show(&window, "No strings found in this file"sv, "Not found"sv, GUI::MessageBox::Type::Warning);
+            GUI::MessageBox::show(&window, "No strings found in this file"sv, "Not Found"sv, GUI::MessageBox::Type::Warning);
             return;
         }
 
diff --git a/Userland/Applications/ImageViewer/main.cpp b/Userland/Applications/ImageViewer/main.cpp
index 13d9602928..54c7f0e259 100644
--- a/Userland/Applications/ImageViewer/main.cpp
+++ b/Userland/Applications/ImageViewer/main.cpp
@@ -137,7 +137,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
             auto msgbox_result = GUI::MessageBox::show(window,
                 DeprecatedString::formatted("Are you sure you want to delete {}?", path),
-                "Confirm deletion"sv,
+                "Confirm Deletion"sv,
                 GUI::MessageBox::Type::Warning,
                 GUI::MessageBox::InputType::OKCancel);
 
@@ -148,7 +148,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
             if (unlinked_or_error.is_error()) {
                 GUI::MessageBox::show(window,
                     DeprecatedString::formatted("unlink({}) failed: {}", path, unlinked_or_error.error()),
-                    "Delete failed"sv,
+                    "Delete Failed"sv,
                     GUI::MessageBox::Type::Error);
 
                 return;
@@ -238,10 +238,11 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
         },
         window);
 
-    auto hide_show_toolbar_action = GUI::Action::create("Hide/Show &Toolbar", { Mod_Ctrl, Key_T },
-        [&](auto&) {
-            toolbar_container->set_visible(!toolbar_container->is_visible());
+    auto hide_show_toolbar_action = GUI::Action::create_checkable("&Toolbar", { Mod_Ctrl, Key_T },
+        [&](auto& action) {
+            toolbar_container->set_visible(action.is_checked());
         });
+    hide_show_toolbar_action->set_checked(true);
 
     auto copy_action = GUI::CommonActions::make_copy_action([&](auto&) {
         if (widget->bitmap())
diff --git a/Userland/Applications/KeyboardMapper/main.cpp b/Userland/Applications/KeyboardMapper/main.cpp
index 4e3e613d6a..742caf2337 100644
--- a/Userland/Applications/KeyboardMapper/main.cpp
+++ b/Userland/Applications/KeyboardMapper/main.cpp
@@ -79,7 +79,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
             app->quit();
         });
 
-    auto auto_modifier_action = GUI::Action::create("Auto Modifier", [&](auto& act) {
+    auto auto_modifier_action = GUI::Action::create("Auto-Modifier", [&](auto& act) {
         keyboard_mapper_widget->set_automatic_modifier(act.is_checked());
     });
     auto_modifier_action->set_status_tip("Toggle automatic modifier");
diff --git a/Userland/Applications/KeyboardSettings/Keyboard.gml b/Userland/Applications/KeyboardSettings/Keyboard.gml
index 1c5ab59a39..b3785c8c9f 100644
--- a/Userland/Applications/KeyboardSettings/Keyboard.gml
+++ b/Userland/Applications/KeyboardSettings/Keyboard.gml
@@ -40,18 +40,18 @@
 
                 @GUI::Button {
                     name: "activate_keymap_button"
-                    text: "Activate keymap"
+                    text: "Activate Keymap"
                     enabled: false
                 }
 
                 @GUI::Button {
                     name: "add_keymap_button"
-                    text: "Add keymap"
+                    text: "Add Keymap..."
                 }
 
                 @GUI::Button {
                     name: "remove_keymap_button"
-                    text: "Remove keymap"
+                    text: "Remove Keymap"
                     enabled: false
                 }
             }
@@ -59,7 +59,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Test Input"
+        title: "Test input"
         layout: @GUI::HorizontalBoxLayout {
             margins: [16, 8, 8]
             spacing: 16
diff --git a/Userland/Applications/MailSettings/MailSettingsWidget.gml b/Userland/Applications/MailSettings/MailSettingsWidget.gml
index 17a73b2903..c39565484f 100644
--- a/Userland/Applications/MailSettings/MailSettingsWidget.gml
+++ b/Userland/Applications/MailSettings/MailSettingsWidget.gml
@@ -5,7 +5,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Server Settings"
+        title: "Server settings"
         fixed_height: 170
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -39,7 +39,7 @@
             }
 
             @GUI::Label {
-                text: "Server Address:"
+                text: "Server address:"
                 fixed_width: 80
                 name: "server_label"
                 text_alignment: "CenterLeft"
@@ -60,7 +60,7 @@
             }
 
             @GUI::Label {
-                text: "Server Port:"
+                text: "Server port:"
                 fixed_width: 80
                 name: "port_label"
                 text_alignment: "CenterLeft"
@@ -88,7 +88,7 @@
     }
 
     @GUI::GroupBox {
-        title: "User Settings"
+        title: "User settings"
         fixed_height: 110
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -123,7 +123,7 @@
 
             @GUI::Label {
                 autosize: true
-                text: "Email Address:"
+                text: "Email address:"
                 fixed_width: 80
                 text_alignment: "CenterLeft"
             }
diff --git a/Userland/Applications/MouseSettings/Highlight.gml b/Userland/Applications/MouseSettings/Highlight.gml
index e8e70002fc..59d25bdc30 100644
--- a/Userland/Applications/MouseSettings/Highlight.gml
+++ b/Userland/Applications/MouseSettings/Highlight.gml
@@ -18,7 +18,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Highlight Color"
+        title: "Highlight color"
         preferred_height: "opportunistic_grow"
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -36,7 +36,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Highlight Opacity"
+        title: "Highlight opacity"
         preferred_height: "opportunistic_grow"
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -70,7 +70,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Highlight Size"
+        title: "Highlight size"
         preferred_height: "opportunistic_grow"
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
diff --git a/Userland/Applications/MouseSettings/Mouse.gml b/Userland/Applications/MouseSettings/Mouse.gml
index 1c5e65b898..69ade6a246 100644
--- a/Userland/Applications/MouseSettings/Mouse.gml
+++ b/Userland/Applications/MouseSettings/Mouse.gml
@@ -5,7 +5,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Cursor Speed"
+        title: "Cursor speed"
         fixed_height: 106
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -53,7 +53,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Scroll Wheel"
+        title: "Scroll wheel"
         fixed_height: 106
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -114,7 +114,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Double-click Speed"
+        title: "Double-click speed"
         fixed_height: 106
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
@@ -163,7 +163,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Button Configuration"
+        title: "Button configuration"
         fixed_height: 68
         layout: @GUI::VerticalBoxLayout {
             margins: [16, 8, 8]
diff --git a/Userland/Applications/MouseSettings/Theme.gml b/Userland/Applications/MouseSettings/Theme.gml
index 1ea9680ea8..cf1e1be8a2 100644
--- a/Userland/Applications/MouseSettings/Theme.gml
+++ b/Userland/Applications/MouseSettings/Theme.gml
@@ -5,7 +5,7 @@
     }
 
     @GUI::GroupBox {
-        title: "Available Cursor Themes"
+        title: "Available cursor themes"
         layout: @GUI::VerticalBoxLayout {
             margins: [6]
             spacing: 4
diff --git a/Userland/Applications/NetworkSettings/NetworkSettings.gml b/Userland/Applications/NetworkSettings/NetworkSettings.gml
index bc1f27af4d..2877c9a23f 100644
--- a/Userland/Applications/NetworkSettings/NetworkSettings.gml
+++ b/Userland/Applications/NetworkSettings/NetworkSettings.gml
@@ -51,7 +51,7 @@
             preferred_height: 30
 
             @GUI::Label {
-                text: "IP Address:"
+                text: "IP address:"
                 fixed_width: 100
                 text_alignment: "CenterLeft"
             }
diff --git a/Userland/Applications/Piano/ExportProgressWindow.cpp b/Userland/Applications/Piano/ExportProgressWindow.cpp
index ab4a801083..70945d1329 100644
--- a/Userland/Applications/Piano/ExportProgressWindow.cpp
+++ b/Userland/Applications/Piano/ExportProgressWindow.cpp
@@ -25,7 +25,7 @@ ErrorOr<void> ExportProgressWindow::initialize_fallibles()
 
     set_resizable(false);
     set_closeable(false);
-    set_title("Rendering audio");
+    set_title("Rendering Audio");
     set_icon(GUI::Icon::default_icon("app-piano"sv).bitmap_for_size(16));
 
     m_progress_bar = *main_widget->find_descendant_of_type_named<GUI::HorizontalProgressbar>("progress_bar");
diff --git a/Userland/Applications/Piano/main.cpp b/Userland/Applications/Piano/main.cpp
index 8aa79b0f4d..a29e64f9e3 100644
--- a/Userland/Applications/Piano/main.cpp
+++ b/Userland/Applications/Piano/main.cpp
@@ -59,7 +59,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     main_widget_updater->start();
 
     auto file_menu = TRY(window->try_add_menu("&File"_short_string));
-    TRY(file_menu->try_add_action(GUI::Action::create("Export", { Mod_Ctrl, Key_E }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/file-export.png"sv)), [&](const GUI::Action&) {
+    TRY(file_menu->try_add_action(GUI::Action::create("Export...", { Mod_Ctrl, Key_E }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/file-export.png"sv)), [&](const GUI::Action&) {
         save_path = GUI::FilePicker::get_save_filepath(window, "Untitled", "wav");
         if (!save_path.has_value())
             return;
diff --git a/Userland/Applications/PixelPaint/CreateNewImageDialog.cpp b/Userland/Applications/PixelPaint/CreateNewImageDialog.cpp
index 628547639e..1a8e96147a 100644
--- a/Userland/Applications/PixelPaint/CreateNewImageDialog.cpp
+++ b/Userland/Applications/PixelPaint/CreateNewImageDialog.cpp
@@ -23,7 +23,7 @@ namespace PixelPaint {
 CreateNewImageDialog::CreateNewImageDialog(GUI::Window* parent_window)
     : Dialog(parent_window)
 {
-    set_title("Create new image");
+    set_title("Create New Image");
     set_icon(parent_window->icon());
     resize(200, 220);
 
diff --git a/Userland/Applications/PixelPaint/EditGuideDialog.cpp b/Userland/Applications/PixelPaint/EditGuideDialog.cpp
index 174ac8fe4e..6998c170ce 100644
--- a/Userland/Applications/PixelPaint/EditGuideDialog.cpp
+++ b/Userland/Applications/PixelPaint/EditGuideDialog.cpp
@@ -18,7 +18,7 @@ EditGuideDialog::EditGuideDialog(GUI::Window* parent_window, DeprecatedString co
     , m_offset(offset)
     , m_orientation(orientation)
 {
-    set_title("Create new Guide");
+    set_title("Create New Guide");
     set_icon(parent_window->icon());
     resize(200, 130);
     set_resizable(false);
diff --git a/Userland/Applications/PixelPaint/MainWidget.cpp b/Userland/Applications/PixelPaint/MainWidget.cpp
index 02c6efe26b..dbd9caa3de 100644
--- a/Userland/Applications/PixelPaint/MainWidget.cpp
+++ b/Userland/Applications/PixelPaint/MainWidget.cpp
@@ -224,7 +224,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
 
     TRY(m_export_submenu->try_add_action(
         GUI::Action::create(
-            "As &BMP", [&](auto&) {
+            "As &BMP...", [&](auto&) {
                 auto* editor = current_image_editor();
                 VERIFY(editor);
                 auto response = FileSystemAccessClient::Client::the().save_file(&window, editor->title().to_deprecated_string(), "bmp");
@@ -238,7 +238,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
 
     TRY(m_export_submenu->try_add_action(
         GUI::Action::create(
-            "As &PNG", [&](auto&) {
+            "As &PNG...", [&](auto&) {
                 auto* editor = current_image_editor();
                 VERIFY(editor);
                 // TODO: fix bmp on line below?
@@ -253,7 +253,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
 
     TRY(m_export_submenu->try_add_action(
         GUI::Action::create(
-            "As &QOI", [&](auto&) {
+            "As &QOI...", [&](auto&) {
                 auto* editor = current_image_editor();
                 VERIFY(editor);
                 auto response = FileSystemAccessClient::Client::the().save_file(&window, editor->title().to_deprecated_string(), "qoi");
@@ -454,7 +454,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
             editor->set_secondary_color(Color::White);
         })));
     TRY(m_edit_menu->try_add_action(GUI::Action::create(
-        "&Load Color Palette", g_icon_bag.load_color_palette, [&](auto&) {
+        "&Load Color Palette...", g_icon_bag.load_color_palette, [&](auto&) {
             auto response = FileSystemAccessClient::Client::the().open_file(&window, "Load Color Palette");
             if (response.is_error())
                 return;
@@ -468,7 +468,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
             m_palette_widget->display_color_list(result.value());
         })));
     TRY(m_edit_menu->try_add_action(GUI::Action::create(
-        "Sa&ve Color Palette", g_icon_bag.save_color_palette, [&](auto&) {
+        "Sa&ve Color Palette...", g_icon_bag.save_color_palette, [&](auto&) {
             auto response = FileSystemAccessClient::Client::the().save_file(&window, "untitled", "palette");
             if (response.is_error())
                 return;
@@ -501,7 +501,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
         });
 
     m_add_guide_action = GUI::Action::create(
-        "&Add Guide", g_icon_bag.add_guide, [&](auto&) {
+        "&Add Guide...", g_icon_bag.add_guide, [&](auto&) {
             auto dialog = PixelPaint::EditGuideDialog::construct(&window);
             if (dialog->exec() != GUI::Dialog::ExecResult::OK)
                 return;
diff --git a/Userland/Applications/Presenter/PresenterWidget.cpp b/Userland/Applications/Presenter/PresenterWidget.cpp
index d0cc55b48f..5780d32447 100644
--- a/Userland/Applications/Presenter/PresenterWidget.cpp
+++ b/Userland/Applications/Presenter/PresenterWidget.cpp
@@ -83,7 +83,7 @@ ErrorOr<void> PresenterWidget::initialize_menubar()
             update_slides_actions();
         }
     });
-    m_present_from_first_slide_action = GUI::Action::create("Present From First &Slide", { KeyCode::Key_F5 }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv)), [this](auto&) {
+    m_present_from_first_slide_action = GUI::Action::create("Present from First &Slide", { KeyCode::Key_F5 }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv)), [this](auto&) {
         if (m_current_presentation) {
             m_current_presentation->go_to_first_slide();
             update_web_view();
diff --git a/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp b/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp
index 74b7c0aee3..8779cd48eb 100644
--- a/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp
+++ b/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp
@@ -92,12 +92,12 @@ BarsVisualizationWidget::BarsVisualizationWidget()
     , m_logarithmic_spectrum(true)
 {
     m_context_menu = GUI::Menu::construct();
-    auto frequency_energy_action = GUI::Action::create_checkable("Adjust frequency energy (for aesthetics)", [&](GUI::Action& action) {
+    auto frequency_energy_action = GUI::Action::create_checkable("Adjust Frequency Energy", [&](GUI::Action& action) {
         m_adjust_frequencies = action.is_checked();
     });
     frequency_energy_action->set_checked(true);
     m_context_menu->add_action(frequency_energy_action);
-    auto logarithmic_spectrum_action = GUI::Action::create_checkable("Scale spectrum logarithmically", [&](GUI::Action& action) {
+    auto logarithmic_spectrum_action = GUI::Action::create_checkable("Scale Spectrum Logarithmically", [&](GUI::Action& action) {
         m_logarithmic_spectrum = action.is_checked();
     });
     logarithmic_spectrum_action->set_checked(true);
diff --git a/Userland/Applications/SoundPlayer/main.cpp b/Userland/Applications/SoundPlayer/main.cpp
index 3e9ef8a3ae..0df153da8a 100644
--- a/Userland/Applications/SoundPlayer/main.cpp
+++ b/Userland/Applications/SoundPlayer/main.cpp
@@ -62,7 +62,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     auto file_menu = TRY(window->try_add_menu("&File"_short_string));
     TRY(file_menu->try_add_action(GUI::CommonActions::make_open_action([&](auto&) {
-        Optional<DeprecatedString> path = GUI::FilePicker::get_open_filepath(window, "Open sound file...");
+        Optional<DeprecatedString> path = GUI::FilePicker::get_open_filepath(window);
         if (path.has_value()) {
             player->play_file_path(path.value());
         }
diff --git a/Userland/Applications/Spreadsheet/SpreadsheetView.cpp b/Userland/Applications/Spreadsheet/SpreadsheetView.cpp
index a7f37e9d66..c789ae7b92 100644
--- a/Userland/Applications/Spreadsheet/SpreadsheetView.cpp
+++ b/Userland/Applications/Spreadsheet/SpreadsheetView.cpp
@@ -388,7 +388,7 @@ SpreadsheetView::SpreadsheetView(Sheet& sheet)
     };
 
     m_cell_range_context_menu = GUI::Menu::construct();
-    m_cell_range_context_menu->add_action(GUI::Action::create("Type and Formatting...", [this](auto&) {
+    m_cell_range_context_menu->add_action(GUI::Action::create("Format...", [this](auto&) {
         Vector<Position> positions;
         for (auto& index : m_table_view->selection().indices()) {
             Position position { (size_t)index.column(), (size_t)index.row() };
diff --git a/Userland/Applications/Spreadsheet/SpreadsheetWidget.cpp b/Userland/Applications/Spreadsheet/SpreadsheetWidget.cpp
index 4180dd8ff6..9b1037c21b 100644
--- a/Userland/Applications/Spreadsheet/SpreadsheetWidget.cpp
+++ b/Userland/Applications/Spreadsheet/SpreadsheetWidget.cpp
@@ -101,14 +101,14 @@ SpreadsheetWidget::SpreadsheetWidget(GUI::Window& parent_window, Vector<NonnullR
         VERIFY(sheet_ptr); // How did we get here without a sheet?
         auto& sheet = *sheet_ptr;
         String new_name = String::from_deprecated_string(sheet.name()).release_value_but_fixme_should_propagate_errors();
-        if (GUI::InputBox::show(window(), new_name, {}, "Rename sheet"sv, GUI::InputType::NonemptyText, "Name"sv) == GUI::Dialog::ExecResult::OK) {
+        if (GUI::InputBox::show(window(), new_name, {}, "Rename Sheet"sv, GUI::InputType::NonemptyText, "Name"sv) == GUI::Dialog::ExecResult::OK) {
             sheet.set_name(new_name);
             sheet.update();
             m_tab_widget->set_tab_title(static_cast<GUI::Widget&>(*m_tab_context_menu_sheet_view), new_name);
         }
     });
     m_tab_context_menu->add_action(*m_rename_action);
-    m_tab_context_menu->add_action(GUI::Action::create("Add new sheet...", Gfx::Bitmap::load_from_file("/res/icons/16x16/new-tab.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
+    m_tab_context_menu->add_action(GUI::Action::create("Add New Sheet...", Gfx::Bitmap::load_from_file("/res/icons/16x16/new-tab.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
         String name;
         auto icon = Gfx::Bitmap::load_from_file("/res/icons/32x32/filetype-spreadsheet.png"sv).release_value_but_fixme_should_propagate_errors();
         if (GUI::InputBox::show(window(), name, "Enter a name:"sv, "New sheet"sv, GUI::InputType::NonemptyText, {}, move(icon)) == GUI::Dialog::ExecResult::OK) {
@@ -134,7 +134,7 @@ SpreadsheetWidget::SpreadsheetWidget(GUI::Window& parent_window, Vector<NonnullR
         load_file(response.value().filename(), response.value().stream());
     });
 
-    m_import_action = GUI::Action::create("Import sheets...", [&](auto&) {
+    m_import_action = GUI::Action::create("Import Sheets...", [&](auto&) {
         auto response = FileSystemAccessClient::Client::the().open_file(window());
         if (response.is_error())
             return;
diff --git a/Userland/Applications/Terminal/main.cpp b/Userland/Applications/Terminal/main.cpp
index a9407c8154..df545c7e69 100644
--- a/Userland/Applications/Terminal/main.cpp
+++ b/Userland/Applications/Terminal/main.cpp
@@ -368,17 +368,20 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
         if (!should_confirm_close)
             return GUI::MessageBox::ExecResult::OK;
         Optional<DeprecatedString> close_message;
+        auto title = "Running Process"sv;
         if (tty_has_foreground_process()) {
-            close_message = "There is still a process running in this terminal. Closing the terminal will kill it.";
+            close_message = "Close Terminal and kill its foreground process?";
         } else {
             auto child_process_count = shell_child_process_count();
-            if (child_process_count > 1)
-                close_message = DeprecatedString::formatted("There are {} background processes running in this terminal. Closing the terminal may kill them.", child_process_count);
-            else if (child_process_count == 1)
-                close_message = "There is a background process running in this terminal. Closing the terminal may kill it.";
+            if (child_process_count > 1) {
+                title = "Running Processes"sv;
+                close_message = DeprecatedString::formatted("Close Terminal and kill its {} background processes?", child_process_count);
+            } else if (child_process_count == 1) {
+                close_message = "Close Terminal and kill its background process?";
+            }
         }
         if (close_message.has_value())
-            return GUI::MessageBox::show(window, *close_message, "Close this terminal?"sv, GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::OKCancel);
+            return GUI::MessageBox::show(window, *close_message, title, GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::OKCancel);
         return GUI::MessageBox::ExecResult::OK;
     };
 
diff --git a/Userland/Applications/TextEditor/MainWidget.cpp b/Userland/Applications/TextEditor/MainWidget.cpp
index 94c69fadaa..236773f299 100644
--- a/Userland/Applications/TextEditor/MainWidget.cpp
+++ b/Userland/Applications/TextEditor/MainWidget.cpp
@@ -473,7 +473,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
 
     TRY(view_menu->try_add_separator());
 
-    TRY(view_menu->try_add_action(GUI::Action::create("Editor &Font...", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-font-editor.png"sv)),
+    TRY(view_menu->try_add_action(GUI::Action::create("Change &Font...", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-font-editor.png"sv)),
         [&](auto&) {
             auto picker = GUI::FontPicker::construct(&window, &m_editor->font(), false);
             if (picker->exec() == GUI::Dialog::ExecResult::OK) {
diff --git a/Userland/Applications/ThemeEditor/MainWidget.cpp b/Userland/Applications/ThemeEditor/MainWidget.cpp
index eec9aecbec..889761dbdc 100644
--- a/Userland/Applications/ThemeEditor/MainWidget.cpp
+++ b/Userland/Applications/ThemeEditor/MainWidget.cpp
@@ -242,7 +242,7 @@ ErrorOr<void> MainWidget::initialize_menubar(GUI::Window& window)
     TRY(file_menu->try_add_action(GUI::CommonActions::make_open_action([&](auto&) {
         if (request_close() == GUI::Window::CloseRequestDecision::StayOpen)
             return;
-        auto response = FileSystemAccessClient::Client::the().open_file(&window, "Select theme file", "/res/themes"sv);
+        auto response = FileSystemAccessClient::Client::the().open_file(&window, "Select Theme", "/res/themes"sv);
         if (response.is_error())
             return;
         auto load_from_file_result = load_from_file(response.value().filename(), response.value().release_stream());
diff --git a/Userland/Applications/VideoPlayer/VideoPlayerWidget.cpp b/Userland/Applications/VideoPlayer/VideoPlayerWidget.cpp
index 0b94f77307..32cdd0c0a7 100644
--- a/Userland/Applications/VideoPlayer/VideoPlayerWidget.cpp
+++ b/Userland/Applications/VideoPlayer/VideoPlayerWidget.cpp
@@ -384,7 +384,7 @@ ErrorOr<void> VideoPlayerWidget::initialize_menubar(GUI::Window& window)
     // File menu
     auto file_menu = TRY(window.try_add_menu("&File"_short_string));
     TRY(file_menu->try_add_action(GUI::CommonActions::make_open_action([&](auto&) {
-        auto response = FileSystemAccessClient::Client::the().open_file(&window, "Open video file...");
+        auto response = FileSystemAccessClient::Client::the().open_file(&window);
         if (response.is_error())
             return;
 
@@ -408,7 +408,7 @@ ErrorOr<void> VideoPlayerWidget::initialize_menubar(GUI::Window& window)
     auto view_menu = TRY(window.try_add_menu("&View"_short_string));
     TRY(view_menu->try_add_action(*m_toggle_fullscreen_action));
 
-    auto sizing_mode_menu = TRY(view_menu->try_add_submenu(TRY("&Sizing mode"_string)));
+    auto sizing_mode_menu = TRY(view_menu->try_add_submenu(TRY("&Sizing Mode"_string)));
     sizing_mode_menu->set_icon(TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/fit-image-to-view.png"sv)));
 
     m_sizing_mode_group = make<GUI::ActionGroup>();
diff --git a/Userland/Demos/Mandelbrot/Mandelbrot.cpp b/Userland/Demos/Mandelbrot/Mandelbrot.cpp
index cf53b0e9e3..483f32adeb 100644
--- a/Userland/Demos/Mandelbrot/Mandelbrot.cpp
+++ b/Userland/Demos/Mandelbrot/Mandelbrot.cpp
@@ -417,7 +417,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     auto& export_submenu = file_menu->add_submenu("&Export"_short_string);
 
-    TRY(export_submenu.try_add_action(GUI::Action::create("As &BMP",
+    TRY(export_submenu.try_add_action(GUI::Action::create("As &BMP...",
         [&](GUI::Action&) {
             Optional<DeprecatedString> export_path = GUI::FilePicker::get_save_filepath(window, "untitled", "bmp");
             if (!export_path.has_value())
@@ -425,7 +425,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
             if (auto result = mandelbrot->export_image(export_path.value(), ImageType::BMP); result.is_error())
                 GUI::MessageBox::show_error(window, DeprecatedString::formatted("{}", result.error()));
         })));
-    TRY(export_submenu.try_add_action(GUI::Action::create("As &PNG", { Mod_Ctrl | Mod_Shift, Key_S },
+    TRY(export_submenu.try_add_action(GUI::Action::create("As &PNG...", { Mod_Ctrl | Mod_Shift, Key_S },
         [&](GUI::Action&) {
             Optional<DeprecatedString> export_path = GUI::FilePicker::get_save_filepath(window, "untitled", "png");
             if (!export_path.has_value())
@@ -433,7 +433,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
             if (auto result = mandelbrot->export_image(export_path.value(), ImageType::PNG); result.is_error())
                 GUI::MessageBox::show_error(window, DeprecatedString::formatted("{}", result.error()));
         })));
-    TRY(export_submenu.try_add_action(GUI::Action::create("As &QOI",
+    TRY(export_submenu.try_add_action(GUI::Action::create("As &QOI...",
         [&](GUI::Action&) {
             Optional<DeprecatedString> export_path = GUI::FilePicker::get_save_filepath(window, "untitled", "qoi");
             if (!export_path.has_value())
diff --git a/Userland/Demos/WidgetGallery/GalleryGML/BasicsTab.gml b/Userland/Demos/WidgetGallery/GalleryGML/BasicsTab.gml
index c5cbeb1288..4d40eb230a 100644
--- a/Userland/Demos/WidgetGallery/GalleryGML/BasicsTab.gml
+++ b/Userland/Demos/WidgetGallery/GalleryGML/BasicsTab.gml
@@ -113,7 +113,7 @@
 
                 @GUI::Button {
                     name: "enabled_coolbar_button"
-                    text: "Coolbar button"
+                    text: "Coolbar Button"
                     button_style: "Coolbar"
                 }
 
@@ -190,7 +190,7 @@
 
                 @GUI::Button {
                     name: "icon_button"
-                    text: "Icon button"
+                    text: "Icon Button"
                 }
 
                 @GUI::Button {
@@ -265,7 +265,7 @@
 
                     @GUI::ColorInput {
                         name: "font_colorinput"
-                        placeholder: "Color dialog"
+                        placeholder: "Color Picker"
                     }
 
                     @GUI::ColorInput {
@@ -278,17 +278,17 @@
 
                 @GUI::Button {
                     name: "font_button"
-                    text: "Font picker dialog..."
+                    text: "Font Picker"
                 }
 
                 @GUI::Button {
                     name: "file_button"
-                    text: "File picker dialog..."
+                    text: "File Picker"
                 }
 
                 @GUI::Button {
                     name: "input_button"
-                    text: "Input dialog..."
+                    text: "Input Box"
                 }
 
                 @GUI::Layout::Spacer {}
@@ -322,7 +322,7 @@
 
                 @GUI::Button {
                     name: "msgbox_button"
-                    text: "Message box dialog..."
+                    text: "Message Box"
                 }
             }
         }
diff --git a/Userland/Demos/WidgetGallery/GalleryGML/WizardsTab.gml b/Userland/Demos/WidgetGallery/GalleryGML/WizardsTab.gml
index 1cae22142f..3f0778f2ca 100644
--- a/Userland/Demos/WidgetGallery/GalleryGML/WizardsTab.gml
+++ b/Userland/Demos/WidgetGallery/GalleryGML/WizardsTab.gml
@@ -11,7 +11,7 @@
 
         @GUI::Button {
             name: "wizard_button"
-            text: "Start wizard"
+            text: "Start Wizard"
         }
 
         @GUI::HorizontalSeparator {}
diff --git a/Userland/DevTools/HackStudio/Dialogs/NewProjectDialog.cpp b/Userland/DevTools/HackStudio/Dialogs/NewProjectDialog.cpp
index ecc2ad0d76..64bc8648dc 100644
--- a/Userland/DevTools/HackStudio/Dialogs/NewProjectDialog.cpp
+++ b/Userland/DevTools/HackStudio/Dialogs/NewProjectDialog.cpp
@@ -47,7 +47,7 @@ NewProjectDialog::NewProjectDialog(GUI::Window* parent)
     resize(500, 385);
     center_on_screen();
     set_resizable(false);
-    set_title("New project");
+    set_title("New Project");
 
     auto main_widget = set_main_widget<GUI::Widget>().release_value_but_fixme_should_propagate_errors();
     main_widget->load_from_gml(new_project_dialog_gml).release_value_but_fixme_should_propagate_errors();
@@ -189,13 +189,13 @@ void NewProjectDialog::do_create_project()
 
     auto create_in = m_create_in_input->text();
     if (!FileSystem::exists(create_in) || !FileSystem::is_directory(create_in)) {
-        auto result = GUI::MessageBox::show(this, DeprecatedString::formatted("The directory {} does not exist yet, would you like to create it?", create_in), "New project"sv, GUI::MessageBox::Type::Question, GUI::MessageBox::InputType::YesNo);
+        auto result = GUI::MessageBox::show(this, DeprecatedString::formatted("The directory \"{}\" does not exist yet, would you like to create it?", create_in), "New Project"sv, GUI::MessageBox::Type::Question, GUI::MessageBox::InputType::YesNo);
         if (result != GUI::MessageBox::ExecResult::Yes)
             return;
 
         auto created = Core::Directory::create(maybe_project_full_path.value(), Core::Directory::CreateDirectories::Yes);
         if (created.is_error()) {
-            GUI::MessageBox::show_error(this, DeprecatedString::formatted("Could not create directory {}", create_in));
+            GUI::MessageBox::show_error(this, DeprecatedString::formatted("Could not create directory \"{}\"", create_in));
             return;
         }
     }
diff --git a/Userland/DevTools/HackStudio/Editor.cpp b/Userland/DevTools/HackStudio/Editor.cpp
index 4addf01f0e..d85061f706 100644
--- a/Userland/DevTools/HackStudio/Editor.cpp
+++ b/Userland/DevTools/HackStudio/Editor.cpp
@@ -68,7 +68,7 @@ Editor::Editor()
     create_tokens_info_timer();
 
     set_document(CodeDocument::create());
-    m_move_execution_to_line_action = GUI::Action::create("Set execution point to line", [this](auto&) {
+    m_move_execution_to_line_action = GUI::Action::create("Set Execution Point to Cursor Line", [this](auto&) {
         VERIFY(is_program_running());
         auto success = Debugger::the().set_execution_position(currently_open_file(), cursor().line());
         if (success) {
diff --git a/Userland/DevTools/HackStudio/FindInFilesWidget.cpp b/Userland/DevTools/HackStudio/FindInFilesWidget.cpp
index 3a768794b4..97769c2783 100644
--- a/Userland/DevTools/HackStudio/FindInFilesWidget.cpp
+++ b/Userland/DevTools/HackStudio/FindInFilesWidget.cpp
@@ -122,8 +122,8 @@ FindInFilesWidget::FindInFilesWidget()
 
     m_textbox = top_container.add<GUI::TextBox>();
 
-    m_button = top_container.add<GUI::Button>("Find in files"_string.release_value_but_fixme_should_propagate_errors());
-    m_button->set_fixed_width(100);
+    m_button = top_container.add<GUI::Button>("Find"_string.release_value_but_fixme_should_propagate_errors());
+    m_button->set_fixed_width(50);
 
     m_result_view = add<GUI::TableView>();
 
diff --git a/Userland/DevTools/HackStudio/HackStudioWidget.cpp b/Userland/DevTools/HackStudio/HackStudioWidget.cpp
index 9a970632a6..d4eb125ec5 100644
--- a/Userland/DevTools/HackStudio/HackStudioWidget.cpp
+++ b/Userland/DevTools/HackStudio/HackStudioWidget.cpp
@@ -522,7 +522,7 @@ ErrorOr<NonnullRefPtr<GUI::Action>> HackStudioWidget::create_new_file_action(Dep
     auto icon_no_shadow = TRY(Gfx::Bitmap::load_from_file(icon));
     return GUI::Action::create(label, icon_no_shadow, [this, extension](const GUI::Action&) {
         String filename;
-        if (GUI::InputBox::show(window(), filename, "Enter name of new file:"sv, "Add new file to project"sv) != GUI::InputBox::ExecResult::OK)
+        if (GUI::InputBox::show(window(), filename, "Enter a name:"sv, "New File"sv) != GUI::InputBox::ExecResult::OK)
             return;
 
         if (!extension.is_empty() && !AK::StringUtils::ends_with(filename, DeprecatedString::formatted(".{}", extension), CaseSensitivity::CaseSensitive)) {
@@ -564,7 +564,7 @@ ErrorOr<NonnullRefPtr<GUI::Action>> HackStudioWidget::create_new_directory_actio
     auto icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/mkdir.png"sv));
     return GUI::Action::create("&Directory...", { Mod_Ctrl | Mod_Shift, Key_N }, icon, [this](const GUI::Action&) {
         String directory_name;
-        if (GUI::InputBox::show(window(), directory_name, "Enter name of new directory:"sv, "Add new folder to project"sv) != GUI::InputBox::ExecResult::OK)
+        if (GUI::InputBox::show(window(), directory_name, "Enter a name:"sv, "New Directory"sv) != GUI::InputBox::ExecResult::OK)
             return;
 
         auto path_to_selected = selected_file_paths();
@@ -658,14 +658,14 @@ NonnullRefPtr<GUI::Action> HackStudioWidget::create_delete_action()
         DeprecatedString message;
         if (files.size() == 1) {
             LexicalPath file(files[0]);
-            message = DeprecatedString::formatted("Really remove {} from disk?", file.basename());
+            message = DeprecatedString::formatted("Really remove \"{}\" from disk?", file.basename());
         } else {
-            message = DeprecatedString::formatted("Really remove {} files from disk?", files.size());
+            message = DeprecatedString::formatted("Really remove \"{}\" files from disk?", files.size());
         }
 
         auto result = GUI::MessageBox::show(window(),
             message,
-            "Confirm deletion"sv,
+            "Confirm Deletion"sv,
             GUI::MessageBox::Type::Warning,
             GUI::MessageBox::InputType::OKCancel);
         if (result == GUI::MessageBox::ExecResult::Cancel)
@@ -676,7 +676,7 @@ NonnullRefPtr<GUI::Action> HackStudioWidget::create_delete_action()
             if (lstat(file.characters(), &st) < 0) {
                 GUI::MessageBox::show(window(),
                     DeprecatedString::formatted("lstat ({}) failed: {}", file, strerror(errno)),
-                    "Removal failed"sv,
+                    "Removal Failed"sv,
                     GUI::MessageBox::Type::Error);
                 break;
             }
@@ -686,13 +686,13 @@ NonnullRefPtr<GUI::Action> HackStudioWidget::create_delete_action()
                 auto& error = result.error();
                 if (is_directory) {
                     GUI::MessageBox::show(window(),
-                        DeprecatedString::formatted("Removing directory {} from the project failed: {}", file, error),
-                        "Removal failed"sv,
+                        DeprecatedString::formatted("Removing directory \"{}\" from the project failed: {}", file, error),
+                        "Removal Failed"sv,
                         GUI::MessageBox::Type::Error);
                 } else {
                     GUI::MessageBox::show(window(),
-                        DeprecatedString::formatted("Removing file {} from the project failed: {}", file, error),
-                        "Removal failed"sv,
+                        DeprecatedString::formatted("Removing file \"{}\" from the project failed: {}", file, error),
+                        "Removal Failed"sv,
                         GUI::MessageBox::Type::Error);
                 }
             }
@@ -873,7 +873,7 @@ ErrorOr<NonnullRefPtr<GUI::Action>> HackStudioWidget::create_open_action()
 {
     auto icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/open.png"sv));
     return GUI::Action::create("&Open Project...", { Mod_Ctrl | Mod_Shift, Key_O }, icon, [this](auto&) {
-        auto open_path = GUI::FilePicker::get_open_filepath(window(), "Open project", m_project->root_path(), true);
+        auto open_path = GUI::FilePicker::get_open_filepath(window(), "Open Project", m_project->root_path(), true);
         if (!open_path.has_value())
             return;
         open_project(open_path.value());
@@ -1147,7 +1147,7 @@ void HackStudioWidget::build()
 {
     auto result = m_project_builder->build(active_file());
     if (result.is_error()) {
-        GUI::MessageBox::show(window(), DeprecatedString::formatted("{}", result.error()), "Build failed"sv, GUI::MessageBox::Type::Error);
+        GUI::MessageBox::show(window(), DeprecatedString::formatted("{}", result.error()), "Build Failed"sv, GUI::MessageBox::Type::Error);
         m_build_action->set_enabled(true);
         m_stop_action->set_enabled(false);
     } else {
@@ -1159,7 +1159,7 @@ void HackStudioWidget::run()
 {
     auto result = m_project_builder->run(active_file());
     if (result.is_error()) {
-        GUI::MessageBox::show(window(), DeprecatedString::formatted("{}", result.error()), "Run failed"sv, GUI::MessageBox::Type::Error);
+        GUI::MessageBox::show(window(), DeprecatedString::formatted("{}", result.error()), "Run Failed"sv, GUI::MessageBox::Type::Error);
         m_run_action->set_enabled(true);
         m_stop_action->set_enabled(false);
     } else {
@@ -1337,7 +1337,7 @@ ErrorOr<void> HackStudioWidget::create_action_tab(GUI::Widget& parent)
         first_time = false;
     };
 
-    m_find_in_files_widget = m_action_tab_widget->add_tab<FindInFilesWidget>(TRY("Find in files"_string));
+    m_find_in_files_widget = m_action_tab_widget->add_tab<FindInFilesWidget>(TRY("Find"_string));
     m_todo_entries_widget = m_action_tab_widget->add_tab<ToDoEntriesWidget>("TODO"_short_string);
     m_terminal_wrapper = m_action_tab_widget->add_tab<TerminalWrapper>("Console"_short_string, false);
     auto debug_info_widget = TRY(DebugInfoWidget::create());
@@ -1393,7 +1393,7 @@ void HackStudioWidget::update_recent_projects_submenu()
     auto recent_projects = read_recent_projects();
 
     if (recent_projects.size() <= 1) {
-        auto empty_action = GUI::Action::create("Empty...", [](auto&) {});
+        auto empty_action = GUI::Action::create("(No recently open files)", [](auto&) {});
         empty_action->set_enabled(false);
         m_recent_projects_submenu->add_action(empty_action);
         return;
@@ -1542,7 +1542,7 @@ ErrorOr<void> HackStudioWidget::create_view_menu(GUI::Window& window)
     }
 
     auto icon = TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-font-editor.png"sv));
-    m_editor_font_action = GUI::Action::create("Editor &Font...", icon,
+    m_editor_font_action = GUI::Action::create("Change &Font...", icon,
         [&](auto&) {
             auto picker = GUI::FontPicker::construct(&window, m_editor_font, false);
             if (picker->exec() == GUI::Dialog::ExecResult::OK) {
@@ -1663,7 +1663,7 @@ HackStudioWidget::ContinueDecision HackStudioWidget::warn_unsaved_changes(Deprec
     if (!any_document_is_dirty())
         return ContinueDecision::Yes;
 
-    auto result = GUI::MessageBox::show(window(), prompt, "Unsaved changes"sv, GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::YesNoCancel);
+    auto result = GUI::MessageBox::show(window(), prompt, "Unsaved Changes"sv, GUI::MessageBox::Type::Warning, GUI::MessageBox::InputType::YesNoCancel);
 
     if (result == GUI::MessageBox::ExecResult::Cancel)
         return ContinueDecision::No;
diff --git a/Userland/DevTools/SQLStudio/MainWidget.cpp b/Userland/DevTools/SQLStudio/MainWidget.cpp
index a82f66bd21..c3ae47c768 100644
--- a/Userland/DevTools/SQLStudio/MainWidget.cpp
+++ b/Userland/DevTools/SQLStudio/MainWidget.cpp
@@ -180,7 +180,7 @@ ErrorOr<void> MainWidget::setup()
         }
     });
 
-    m_run_script_action = GUI::Action::create("Run script", { Mod_Alt, Key_F9 }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv)), [&](auto&) {
+    m_run_script_action = GUI::Action::create("Run Script", { Mod_Alt, Key_F9 }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png"sv)), [&](auto&) {
         m_results.clear();
         m_current_line_for_parsing = 0;
         read_next_sql_statement_of_editor();
diff --git a/Userland/Games/2048/GameSizeDialog.gml b/Userland/Games/2048/GameSizeDialog.gml
index 0ca9494915..9f551d9eae 100644
--- a/Userland/Games/2048/GameSizeDialog.gml
+++ b/Userland/Games/2048/GameSizeDialog.gml
@@ -10,7 +10,7 @@
         }
 
         @GUI::Label {
-            text: "Board size"
+            text: "Board size:"
             text_alignment: "CenterLeft"
         }
 
@@ -27,7 +27,7 @@
         }
 
         @GUI::Label {
-            text: "Target tile"
+            text: "Target tile:"
             text_alignment: "CenterLeft"
         }
 
diff --git a/Userland/Games/Flood/SettingsDialog.gml b/Userland/Games/Flood/SettingsDialog.gml
index fe524d2e94..f743f2e17c 100644
--- a/Userland/Games/Flood/SettingsDialog.gml
+++ b/Userland/Games/Flood/SettingsDialog.gml
@@ -10,7 +10,7 @@
         }
 
         @GUI::Label {
-            text: "Board rows"
+            text: "Board rows:"
             text_alignment: "CenterLeft"
         }
 
@@ -27,7 +27,7 @@
         }
 
         @GUI::Label {
-            text: "Board columns"
+            text: "Board columns:"
             text_alignment: "CenterLeft"
         }
 
diff --git a/Userland/Games/GameOfLife/GameOfLife.gml b/Userland/Games/GameOfLife/GameOfLife.gml
index 349ec3180e..77f5c0c3f7 100644
--- a/Userland/Games/GameOfLife/GameOfLife.gml
+++ b/Userland/Games/GameOfLife/GameOfLife.gml
@@ -34,7 +34,7 @@
             @GUI::VerticalSeparator {}
 
             @GUI::Label {
-                text: "Update Speed: "
+                text: "Speed: "
                 autosize: true
             }
 
diff --git a/Userland/Games/GameOfLife/main.cpp b/Userland/Games/GameOfLife/main.cpp
index 9ab3a22ee9..366643e621 100644
--- a/Userland/Games/GameOfLife/main.cpp
+++ b/Userland/Games/GameOfLife/main.cpp
@@ -50,7 +50,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     size_t board_rows = 35;
 
     window->set_double_buffering_enabled(false);
-    window->set_title("Game Of Life");
+    window->set_title("Game of Life");
 
     auto main_widget = TRY(window->set_main_widget<GUI::Widget>());
     TRY(main_widget->load_from_gml(game_of_life_gml));
@@ -143,7 +143,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     TRY(help_menu->try_add_action(GUI::CommonActions::make_help_action([](auto&) {
         Desktop::Launcher::open(URL::create_with_file_scheme("/usr/share/man/man6/GameOfLife.md"), "/bin/Help");
     })));
-    TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("Game Of Life", app_icon, window)));
+    TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("Game of Life", app_icon, window)));
 
     board_widget->on_running_state_change = [&]() {
         if (board_widget->is_running()) {
diff --git a/Userland/Games/Hearts/main.cpp b/Userland/Games/Hearts/main.cpp
index 4cb715db7b..23a9b552d1 100644
--- a/Userland/Games/Hearts/main.cpp
+++ b/Userland/Games/Hearts/main.cpp
@@ -95,7 +95,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     })));
     TRY(game_menu->try_add_separator());
     TRY(game_menu->try_add_action(TRY(Cards::make_cards_settings_action(window))));
-    TRY(game_menu->try_add_action(GUI::Action::create("Hearts &Settings", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/settings.png"sv)), [&](auto&) {
+    TRY(game_menu->try_add_action(GUI::Action::create("&Settings", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/settings.png"sv)), [&](auto&) {
         change_settings();
     })));
     TRY(game_menu->try_add_separator());
diff --git a/Userland/Games/MasterWord/main.cpp b/Userland/Games/MasterWord/main.cpp
index 5fde56f6ff..5cabfd4194 100644
--- a/Userland/Games/MasterWord/main.cpp
+++ b/Userland/Games/MasterWord/main.cpp
@@ -75,7 +75,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     TRY(settings_menu->try_add_action(GUI::Action::create("Set &Word Length...", [&](auto&) {
         auto word_length = Config::read_i32("MasterWord"sv, ""sv, "word_length"sv, 5);
-        auto result = GUI::InputBox::show_numeric(window, word_length, shortest_word, longest_word, "Word length"sv);
+        auto result = GUI::InputBox::show_numeric(window, word_length, shortest_word, longest_word, "Word Length"sv);
         if (!result.is_error() && result.value() == GUI::InputBox::ExecResult::OK) {
             Config::write_i32("MasterWord"sv, ""sv, "word_length"sv, word_length);
             game.set_word_length(word_length);
@@ -83,14 +83,14 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     })));
     TRY(settings_menu->try_add_action(GUI::Action::create("Set &Number of Guesses...", [&](auto&) {
         auto max_guesses = Config::read_i32("MasterWord"sv, ""sv, "max_guesses"sv, 5);
-        auto result = GUI::InputBox::show_numeric(window, max_guesses, 1, 20, "Number of guesses"sv);
+        auto result = GUI::InputBox::show_numeric(window, max_guesses, 1, 20, "Number of Guesses"sv);
         if (!result.is_error() && result.value() == GUI::InputBox::ExecResult::OK) {
             Config::write_i32("MasterWord"sv, ""sv, "max_guesses"sv, max_guesses);
             game.set_max_guesses(max_guesses);
         }
     })));
 
-    auto toggle_check_guesses = GUI::Action::create_checkable("Check &Guesses in dictionary", [&](auto& action) {
+    auto toggle_check_guesses = GUI::Action::create_checkable("Check &Guesses in Dictionary", [&](auto& action) {
         auto checked = action.is_checked();
         game.set_check_guesses_in_dictionary(checked);
         Config::write_bool("MasterWord"sv, ""sv, "check_guesses_in_dictionary"sv, checked);
diff --git a/Userland/Games/Minesweeper/CustomGameDialog.cpp b/Userland/Games/Minesweeper/CustomGameDialog.cpp
index 3022a27c2a..fb71b34b02 100644
--- a/Userland/Games/Minesweeper/CustomGameDialog.cpp
+++ b/Userland/Games/Minesweeper/CustomGameDialog.cpp
@@ -43,7 +43,7 @@ CustomGameDialog::CustomGameDialog(Window* parent_window)
 {
     resize(300, 82);
     set_resizable(false);
-    set_title("Custom game");
+    set_title("Custom Game");
 
     auto main_widget = set_main_widget<GUI::Widget>().release_value_but_fixme_should_propagate_errors();
     main_widget->load_from_gml(minesweeper_custom_game_window_gml).release_value_but_fixme_should_propagate_errors();
diff --git a/Userland/Games/Minesweeper/main.cpp b/Userland/Games/Minesweeper/main.cpp
index ffffe0668b..d2bcdda680 100644
--- a/Userland/Games/Minesweeper/main.cpp
+++ b/Userland/Games/Minesweeper/main.cpp
@@ -66,7 +66,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     TRY(game_menu->try_add_separator());
 
-    auto chord_toggler_action = GUI::Action::create_checkable("Single-click chording", [&](auto& action) {
+    auto chord_toggler_action = GUI::Action::create_checkable("&Single-click Chording", [&](auto& action) {
         field->set_single_chording(action.is_checked());
     });
     chord_toggler_action->set_checked(field->is_single_chording());
@@ -111,7 +111,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     difficulty_actions.add_action(action);
 
     TRY(difficulty_menu->try_add_separator());
-    action = GUI::Action::create_checkable("&Custom game...", { Mod_Ctrl, Key_C }, [&](auto&) {
+    action = GUI::Action::create_checkable("&Custom Game...", { Mod_Ctrl, Key_C }, [&](auto&) {
         CustomGameDialog::show(window, field);
     });
     action->set_checked(field->difficulty() == Field::Difficulty::Custom);
diff --git a/Userland/Games/Snake/main.cpp b/Userland/Games/Snake/main.cpp
index b0e7fe4e29..c5a1683529 100644
--- a/Userland/Games/Snake/main.cpp
+++ b/Userland/Games/Snake/main.cpp
@@ -98,7 +98,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
         }
     })));
 
-    auto change_snake_color = GUI::Action::create("&Change snake color", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/color-chooser.png"sv)), [&](auto&) {
+    auto change_snake_color = GUI::Action::create("&Change Snake Color", TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/color-chooser.png"sv)), [&](auto&) {
         auto was_paused = game.is_paused();
         if (!was_paused)
             game.pause();
diff --git a/Userland/Libraries/LibGUI/ColorInput.h b/Userland/Libraries/LibGUI/ColorInput.h
index 5023319b81..46705529e9 100644
--- a/Userland/Libraries/LibGUI/ColorInput.h
+++ b/Userland/Libraries/LibGUI/ColorInput.h
@@ -42,7 +42,7 @@ private:
     void set_color_internal(Color, AllowCallback, bool change_text);
 
     Color m_color;
-    DeprecatedString m_color_picker_title { "Select color" };
+    DeprecatedString m_color_picker_title { "Color Picker" };
     bool m_color_has_alpha_channel { true };
     bool m_may_be_color_rect_click { false };
 };
diff --git a/Userland/Libraries/LibGUI/ColorPicker.cpp b/Userland/Libraries/LibGUI/ColorPicker.cpp
index f9c6c2eb68..7563da4c7c 100644
--- a/Userland/Libraries/LibGUI/ColorPicker.cpp
+++ b/Userland/Libraries/LibGUI/ColorPicker.cpp
@@ -407,7 +407,7 @@ void ColorPicker::build_ui_custom(Widget& root_container)
     make_spinbox(Blue, m_color.blue());
     make_spinbox(Alpha, m_color.alpha());
 
-    m_selector_button = vertical_container.add<GUI::Button>("Select on screen"_string.release_value_but_fixme_should_propagate_errors());
+    m_selector_button = vertical_container.add<GUI::Button>("Select on Screen"_string.release_value_but_fixme_should_propagate_errors());
     m_selector_button->on_click = [this](auto) {
         auto selector = ColorSelectOverlay::construct();
         auto original_color = m_color;
diff --git a/Userland/Libraries/LibGUI/ColorPicker.h b/Userland/Libraries/LibGUI/ColorPicker.h
index a49a8c8d84..f69f3a17e8 100644
--- a/Userland/Libraries/LibGUI/ColorPicker.h
+++ b/Userland/Libraries/LibGUI/ColorPicker.h
@@ -28,7 +28,7 @@ public:
     Color color() const { return m_color; }
 
 private:
-    explicit ColorPicker(Color, Window* parent_window = nullptr, DeprecatedString title = "Edit Color");
+    explicit ColorPicker(Color, Window* parent_window = nullptr, DeprecatedString title = "Color Picker");
 
     void build_ui();
     void build_ui_custom(Widget& root_container);
diff --git a/Userland/Libraries/LibGUI/CommonActions.cpp b/Userland/Libraries/LibGUI/CommonActions.cpp
index 8e3a7b4270..77eb57ebeb 100644
--- a/Userland/Libraries/LibGUI/CommonActions.cpp
+++ b/Userland/Libraries/LibGUI/CommonActions.cpp
@@ -170,7 +170,7 @@ NonnullRefPtr<Action> make_select_all_action(Function<void(Action&)> callback, C
 
 NonnullRefPtr<Action> make_rename_action(Function<void(Action&)> callback, Core::Object* parent)
 {
-    return Action::create("Re&name", Key_F2, Gfx::Bitmap::load_from_file("/res/icons/16x16/rename.png"sv).release_value_but_fixme_should_propagate_errors(), move(callback), parent);
+    return Action::create("Re&name...", Key_F2, Gfx::Bitmap::load_from_file("/res/icons/16x16/rename.png"sv).release_value_but_fixme_should_propagate_errors(), move(callback), parent);
 }
 
 NonnullRefPtr<Action> make_properties_action(Function<void(Action&)> callback, Core::Object* parent)
@@ -205,7 +205,7 @@ NonnullRefPtr<Action> make_rotate_counterclockwise_action(Function<void(Action&)
 
 NonnullRefPtr<Action> make_command_palette_action(Window* window)
 {
-    auto action = Action::create("&Commands...", { Mod_Ctrl | Mod_Shift, Key_A }, MUST(Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"sv)), [=](auto&) {
+    auto action = Action::create("Find &Command...", { Mod_Ctrl | Mod_Shift, Key_A }, MUST(Gfx::Bitmap::load_from_file("/res/icons/16x16/find.png"sv)), [=](auto&) {
         auto command_palette = CommandPalette::construct(*window);
         if (command_palette->exec() != GUI::Dialog::ExecResult::OK)
             return;
diff --git a/Userland/Libraries/LibGUI/FilePicker.cpp b/Userland/Libraries/LibGUI/FilePicker.cpp
index b5e3fa3549..368570ff8a 100644
--- a/Userland/Libraries/LibGUI/FilePicker.cpp
+++ b/Userland/Libraries/LibGUI/FilePicker.cpp
@@ -104,7 +104,7 @@ FilePicker::FilePicker(Window* parent_window, Mode mode, StringView filename, St
         set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/open.png"sv).release_value_but_fixme_should_propagate_errors());
         break;
     case Mode::Save:
-        set_title("Save as");
+        set_title("Save As");
         set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/save-as.png"sv).release_value_but_fixme_should_propagate_errors());
         break;
     }
@@ -170,7 +170,7 @@ FilePicker::FilePicker(Window* parent_window, Mode mode, StringView filename, St
     }
 
     auto open_parent_directory_action = Action::create(
-        "Open parent directory", { Mod_Alt, Key_Up }, Gfx::Bitmap::load_from_file("/res/icons/16x16/open-parent-directory.png"sv).release_value_but_fixme_should_propagate_errors(), [this](Action const&) {
+        "Open Parent Directory", { Mod_Alt, Key_Up }, Gfx::Bitmap::load_from_file("/res/icons/16x16/open-parent-directory.png"sv).release_value_but_fixme_should_propagate_errors(), [this](Action const&) {
             set_path(DeprecatedString::formatted("{}/..", m_model->root_path()));
         },
         this);
@@ -184,13 +184,13 @@ FilePicker::FilePicker(Window* parent_window, Mode mode, StringView filename, St
     toolbar.add_separator();
 
     auto mkdir_action = Action::create(
-        "New directory...", { Mod_Ctrl | Mod_Shift, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/mkdir.png"sv).release_value_but_fixme_should_propagate_errors(), [this](Action const&) {
+        "New Directory...", { Mod_Ctrl | Mod_Shift, Key_N }, Gfx::Bitmap::load_from_file("/res/icons/16x16/mkdir.png"sv).release_value_but_fixme_should_propagate_errors(), [this](Action const&) {
             String value;
-            if (InputBox::show(this, value, "Enter name:"sv, "New directory"sv, GUI::InputType::NonemptyText) == InputBox::ExecResult::OK) {
+            if (InputBox::show(this, value, "Enter a name:"sv, "New Directory"sv, GUI::InputType::NonemptyText) == InputBox::ExecResult::OK) {
                 auto new_dir_path = LexicalPath::canonicalized_path(DeprecatedString::formatted("{}/{}", m_model->root_path(), value));
                 int rc = mkdir(new_dir_path.characters(), 0777);
                 if (rc < 0) {
-                    MessageBox::show(this, DeprecatedString::formatted("mkdir(\"{}\") failed: {}", new_dir_path, strerror(errno)), "Error"sv, MessageBox::Type::Error);
+                    (void)MessageBox::try_show_error(this, DeprecatedString::formatted("Making new directory \"{}\" failed: {}", new_dir_path, Error::from_errno(errno)));
                 } else {
                     m_model->invalidate();
                 }
@@ -228,7 +228,7 @@ FilePicker::FilePicker(Window* parent_window, Mode mode, StringView filename, St
     m_context_menu->add_separator();
 
     auto show_dotfiles = GUI::Action::create_checkable(
-        "Show dotfiles", { Mod_Ctrl, Key_H }, [&](auto& action) {
+        "Show Dotfiles", { Mod_Ctrl, Key_H }, [&](auto& action) {
             m_model->set_should_show_dotfiles(action.is_checked());
             m_model->invalidate();
         },
@@ -296,7 +296,7 @@ FilePicker::FilePicker(Window* parent_window, Mode mode, StringView filename, St
     };
 
     m_model->on_directory_change_error = [&](int, char const* error_string) {
-        m_error_label->set_text(String::formatted("Could not open {}:\n{}", m_model->root_path(), error_string).release_value_but_fixme_should_propagate_errors());
+        m_error_label->set_text(String::formatted("Opening \"{}\" failed: {}", m_model->root_path(), error_string).release_value_but_fixme_should_propagate_errors());
         m_view->set_active_widget(m_error_label);
 
         m_view->view_as_icons_action().set_enabled(false);
@@ -347,12 +347,15 @@ void FilePicker::on_file_return()
     bool file_exists = FileSystem::exists(path);
 
     if (!file_exists && (m_mode == Mode::Open || m_mode == Mode::OpenFolder)) {
-        MessageBox::show(this, DeprecatedString::formatted("No such file or directory: {}", m_filename_textbox->text()), "File not found"sv, MessageBox::Type::Error, MessageBox::InputType::OK);
+        (void)MessageBox::try_show_error(this, DeprecatedString::formatted("Opening \"{}\" failed: {}", m_filename_textbox->text(), Error::from_errno(ENOENT)));
         return;
     }
 
     if (file_exists && m_mode == Mode::Save) {
-        auto result = MessageBox::show(this, "File already exists. Overwrite?"sv, "Existing File"sv, MessageBox::Type::Warning, MessageBox::InputType::OKCancel);
+        auto text = String::formatted("Are you sure you want to overwrite \"{}\"?", m_filename_textbox->text());
+        if (text.is_error())
+            return;
+        auto result = MessageBox::show(this, text.release_value(), "Confirm Overwrite"sv, MessageBox::Type::Warning, MessageBox::InputType::OKCancel);
         if (result == MessageBox::ExecResult::Cancel)
             return;
     }
@@ -364,7 +367,7 @@ void FilePicker::on_file_return()
 void FilePicker::set_path(DeprecatedString const& path)
 {
     if (access(path.characters(), R_OK | X_OK) == -1) {
-        GUI::MessageBox::show(this, DeprecatedString::formatted("Could not open '{}':\n{}", path, strerror(errno)), "Error"sv, GUI::MessageBox::Type::Error);
+        (void)GUI::MessageBox::try_show_error(this, DeprecatedString::formatted("Opening \"{}\" failed: {}", path, Error::from_errno(errno)));
         auto& common_locations_tray = *find_descendant_of_type_named<GUI::Tray>("common_locations_tray");
         for (auto& location_button : m_common_location_buttons)
             common_locations_tray.set_item_checked(location_button.tray_item_index, m_model->root_path() == location_button.path);
diff --git a/Userland/Libraries/LibGUI/FontPicker.cpp b/Userland/Libraries/LibGUI/FontPicker.cpp
index fd8cd92adb..ad4eddaf58 100644
--- a/Userland/Libraries/LibGUI/FontPicker.cpp
+++ b/Userland/Libraries/LibGUI/FontPicker.cpp
@@ -22,7 +22,7 @@ FontPicker::FontPicker(Window* parent_window, Gfx::Font const* current_font, boo
     : Dialog(parent_window)
     , m_fixed_width_only(fixed_width_only)
 {
-    set_title("Font picker");
+    set_title("Font Picker");
     resize(430, 280);
     set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/app-font-editor.png"sv).release_value_but_fixme_should_propagate_errors());
 
diff --git a/Userland/Libraries/LibGUI/MessageBox.cpp b/Userland/Libraries/LibGUI/MessageBox.cpp
index 6b40dc14c1..0502c0a89a 100644
--- a/Userland/Libraries/LibGUI/MessageBox.cpp
+++ b/Userland/Libraries/LibGUI/MessageBox.cpp
@@ -84,7 +84,7 @@ ErrorOr<Dialog::ExecResult> MessageBox::try_ask_about_unsaved_changes(Window* pa
         TRY(builder.try_appendff("\nLast saved {} ago.", readable_time));
     }
 
-    auto box = TRY(MessageBox::create(parent_window, builder.string_view(), "Unsaved changes"sv, Type::Warning, InputType::YesNoCancel));
+    auto box = TRY(MessageBox::create(parent_window, builder.string_view(), "Unsaved Changes"sv, Type::Warning, InputType::YesNoCancel));
     if (parent_window)
         box->set_icon(parent_window->icon());
 
diff --git a/Userland/Libraries/LibGUI/MultiView.cpp b/Userland/Libraries/LibGUI/MultiView.cpp
index e1072b6843..59a7bb9b86 100644
--- a/Userland/Libraries/LibGUI/MultiView.cpp
+++ b/Userland/Libraries/LibGUI/MultiView.cpp
@@ -101,19 +101,19 @@ void MultiView::set_column_visible(int column_index, bool visible)
 void MultiView::build_actions()
 {
     m_view_as_icons_action = Action::create_checkable(
-        "Icon view", { Mod_Ctrl, KeyCode::Key_1 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/icon-view.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
+        "Icon View", { Mod_Ctrl, KeyCode::Key_1 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/icon-view.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
             set_view_mode(ViewMode::Icon);
         },
         this);
 
     m_view_as_table_action = Action::create_checkable(
-        "Table view", { Mod_Ctrl, KeyCode::Key_2 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/table-view.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
+        "Table View", { Mod_Ctrl, KeyCode::Key_2 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/table-view.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
             set_view_mode(ViewMode::Table);
         },
         this);
 
     m_view_as_columns_action = Action::create_checkable(
-        "Columns view", { Mod_Ctrl, KeyCode::Key_3 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/columns-view.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
+        "Columns View", { Mod_Ctrl, KeyCode::Key_3 }, Gfx::Bitmap::load_from_file("/res/icons/16x16/columns-view.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
             set_view_mode(ViewMode::Columns);
         },
         this);
diff --git a/Userland/Libraries/LibGUI/SettingsWindow.cpp b/Userland/Libraries/LibGUI/SettingsWindow.cpp
index 96df0d6dda..a39b8db9e0 100644
--- a/Userland/Libraries/LibGUI/SettingsWindow.cpp
+++ b/Userland/Libraries/LibGUI/SettingsWindow.cpp
@@ -73,7 +73,7 @@ ErrorOr<NonnullRefPtr<SettingsWindow>> SettingsWindow::create(DeprecatedString t
         if (!window->is_modified())
             return Window::CloseRequestDecision::Close;
 
-        auto result = MessageBox::show(window, "Apply these settings before closing?"sv, "Unsaved changes"sv, MessageBox::Type::Warning, MessageBox::InputType::YesNoCancel);
+        auto result = MessageBox::show(window, "Apply these settings before closing?"sv, "Unsaved Changes"sv, MessageBox::Type::Warning, MessageBox::InputType::YesNoCancel);
         switch (result) {
         case MessageBox::ExecResult::Yes:
             window->apply_settings();
diff --git a/Userland/Libraries/LibGUI/TextEditor.cpp b/Userland/Libraries/LibGUI/TextEditor.cpp
index 77602ad05b..cf27d8adeb 100644
--- a/Userland/Libraries/LibGUI/TextEditor.cpp
+++ b/Userland/Libraries/LibGUI/TextEditor.cpp
@@ -96,9 +96,9 @@ void TextEditor::create_actions()
     m_paste_action->set_enabled(is_editable() && Clipboard::the().fetch_mime_type().starts_with("text/"sv));
     if (is_multi_line()) {
         m_go_to_line_action = Action::create(
-            "Go to line...", { Mod_Ctrl, Key_L }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-to.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
+            "Go to Line...", { Mod_Ctrl, Key_L }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-to.png"sv).release_value_but_fixme_should_propagate_errors(), [this](auto&) {
                 String value;
-                if (InputBox::show(window(), value, "Line:"sv, "Go to line"sv) == InputBox::ExecResult::OK) {
+                if (InputBox::show(window(), value, "Line:"sv, "Go to Line"sv) == InputBox::ExecResult::OK) {
                     auto line_target = AK::StringUtils::convert_to_uint(value.bytes_as_string_view());
                     if (line_target.has_value()) {
                         set_cursor_and_focus_line(line_target.value() - 1, 0);