diff --git a/src/dolphinmainwindow.cpp b/src/dolphinmainwindow.cpp
index f9ebe33ac5..5e5eeb031a 100644
--- a/src/dolphinmainwindow.cpp
+++ b/src/dolphinmainwindow.cpp
@@ -1461,11 +1461,11 @@ void DolphinMainWindow::updateSplitAction()
         if (tabPage->primaryViewActive()) {
             splitAction->setText(i18nc("@action:intoolbar Close left view", "Close"));
             splitAction->setToolTip(i18nc("@info", "Close left view"));
-            splitAction->setIcon(KIcon("view-left-close"));
+            splitAction->setIcon(QIcon::fromTheme("view-left-close"));
         } else {
             splitAction->setText(i18nc("@action:intoolbar Close right view", "Close"));
             splitAction->setToolTip(i18nc("@info", "Close right view"));
-            splitAction->setIcon(KIcon("view-right-close"));
+            splitAction->setIcon(QIcon::fromTheme("view-right-close"));
         }
     } else {
         splitAction->setText(i18nc("@action:intoolbar Split view", "Split"));
diff --git a/src/dolphinmainwindow.h b/src/dolphinmainwindow.h
index fd231cf0b7..ae30197945 100644
--- a/src/dolphinmainwindow.h
+++ b/src/dolphinmainwindow.h
@@ -28,7 +28,7 @@
 #include <kio/fileundomanager.h>
 #include <ksortablelist.h>
 #include <kxmlguiwindow.h>
-#include <KIcon>
+#include <QIcon>
 #include <KUrl>
 
 #include <QList>
diff --git a/src/dolphintabbar.cpp b/src/dolphintabbar.cpp
index 78bd5edcb9..c721684310 100644
--- a/src/dolphintabbar.cpp
+++ b/src/dolphintabbar.cpp
@@ -23,7 +23,7 @@
 #include <QDragEnterEvent>
 #include <KLocalizedString>
 #include <KMenu>
-#include <KIcon>
+#include <QIcon>
 #include <KUrl>
 
 DolphinTabBar::DolphinTabBar(QWidget* parent) :
@@ -124,10 +124,10 @@ void DolphinTabBar::contextMenuEvent(QContextMenuEvent* event)
         // Tab context menu
         KMenu menu(this);
 
-        QAction* newTabAction = menu.addAction(KIcon("tab-new"), i18nc("@action:inmenu", "New Tab"));
-        QAction* detachTabAction = menu.addAction(KIcon("tab-detach"), i18nc("@action:inmenu", "Detach Tab"));
-        QAction* closeOtherTabsAction = menu.addAction(KIcon("tab-close-other"), i18nc("@action:inmenu", "Close Other Tabs"));
-        QAction* closeTabAction = menu.addAction(KIcon("tab-close"), i18nc("@action:inmenu", "Close Tab"));
+        QAction* newTabAction = menu.addAction(QIcon::fromTheme("tab-new"), i18nc("@action:inmenu", "New Tab"));
+        QAction* detachTabAction = menu.addAction(QIcon::fromTheme("tab-detach"), i18nc("@action:inmenu", "Detach Tab"));
+        QAction* closeOtherTabsAction = menu.addAction(QIcon::fromTheme("tab-close-other"), i18nc("@action:inmenu", "Close Other Tabs"));
+        QAction* closeTabAction = menu.addAction(QIcon::fromTheme("tab-close"), i18nc("@action:inmenu", "Close Tab"));
 
         QAction* selectedAction = menu.exec(event->globalPos());
         if (selectedAction == newTabAction) {
diff --git a/src/filterbar/filterbar.cpp b/src/filterbar/filterbar.cpp
index 827721360a..720a5a76ad 100644
--- a/src/filterbar/filterbar.cpp
+++ b/src/filterbar/filterbar.cpp
@@ -25,7 +25,7 @@
 #include <QLabel>
 #include <QToolButton>
 
-#include <KIcon>
+#include <QIcon>
 #include <KLocale>
 #include <KLineEdit>
 #include <KIconLoader>
@@ -36,7 +36,7 @@ FilterBar::FilterBar(QWidget* parent) :
     // Create close button
     QToolButton *closeButton = new QToolButton(this);
     closeButton->setAutoRaise(true);
-    closeButton->setIcon(KIcon("dialog-close"));
+    closeButton->setIcon(QIcon::fromTheme("dialog-close"));
     closeButton->setToolTip(i18nc("@info:tooltip", "Hide Filter Bar"));
     connect(closeButton, &QToolButton::clicked, this, &FilterBar::closeRequest);
 
@@ -44,7 +44,7 @@ FilterBar::FilterBar(QWidget* parent) :
     m_lockButton = new QToolButton(this);
     m_lockButton->setAutoRaise(true);
     m_lockButton->setCheckable(true);
-    m_lockButton->setIcon(KIcon("object-unlocked"));
+    m_lockButton->setIcon(QIcon::fromTheme("object-unlocked"));
     m_lockButton->setToolTip(i18nc("@info:tooltip", "Keep Filter When Changing Folders"));
     connect(m_lockButton, &QToolButton::toggled, this, &FilterBar::slotToggleLockButton);
 
@@ -103,9 +103,9 @@ void FilterBar::slotUrlChanged()
 void FilterBar::slotToggleLockButton(bool checked)
 {
     if (checked) {
-        m_lockButton->setIcon(KIcon("object-locked"));
+        m_lockButton->setIcon(QIcon::fromTheme("object-locked"));
     } else {
-        m_lockButton->setIcon(KIcon("object-unlocked"));
+        m_lockButton->setIcon(QIcon::fromTheme("object-unlocked"));
         clear();
     }
 }
diff --git a/src/kitemviews/kfileitemlistview.cpp b/src/kitemviews/kfileitemlistview.cpp
index 0a92e75e5f..aee10b5bdf 100644
--- a/src/kitemviews/kfileitemlistview.cpp
+++ b/src/kitemviews/kfileitemlistview.cpp
@@ -27,7 +27,7 @@
 #include "private/kpixmapmodifier.h"
 
 #include <KDebug>
-#include <KIcon>
+#include <QIcon>
 #include <KTextEdit>
 #include <KIconLoader>
 #include <KDateTime>
@@ -171,7 +171,7 @@ QPixmap KFileItemListView::createDragPixmap(const KItemSet& indexes) const
     foreach (int index, indexes) {
         QPixmap pixmap = model()->data(index).value("iconPixmap").value<QPixmap>();
         if (pixmap.isNull()) {
-            KIcon icon(model()->data(index).value("iconName").toString());
+            QIcon icon = QIcon::fromTheme(model()->data(index).value("iconName").toString());
             pixmap = icon.pixmap(size, size);
         } else {
             KPixmapModifier::scale(pixmap, QSize(size, size));
diff --git a/src/kitemviews/kstandarditemlistwidget.cpp b/src/kitemviews/kstandarditemlistwidget.cpp
index 8633a25710..eaed056e50 100644
--- a/src/kitemviews/kstandarditemlistwidget.cpp
+++ b/src/kitemviews/kstandarditemlistwidget.cpp
@@ -22,7 +22,7 @@
 #include "kfileitemlistview.h"
 #include "kfileitemmodel.h"
 
-#include <KIcon>
+#include <QIcon>
 #include <KIconEffect>
 #include <KIconLoader>
 #include <KLocale>
@@ -1440,7 +1440,7 @@ QPixmap KStandardItemListWidget::pixmapForIcon(const QString& name, const QStrin
     QPixmap pixmap;
 
     if (!QPixmapCache::find(key, pixmap)) {
-        const KIcon icon(name);
+        const QIcon icon = QIcon::fromTheme(name);
 
         int requestedSize;
         if (size <= KIconLoader::SizeSmall) {
diff --git a/src/panels/folders/treeviewcontextmenu.cpp b/src/panels/folders/treeviewcontextmenu.cpp
index 9450d3e179..35e39c14a4 100644
--- a/src/panels/folders/treeviewcontextmenu.cpp
+++ b/src/panels/folders/treeviewcontextmenu.cpp
@@ -26,7 +26,7 @@
 #include <KIO/DeleteJob>
 #include <KIO/JobUiDelegate>
 #include <KMenu>
-#include <KIcon>
+#include <QIcon>
 #include <KJobWidgets>
 #include <KSharedConfig>
 #include <KConfigGroup>
@@ -64,15 +64,15 @@ void TreeViewContextMenu::open()
         KFileItemListProperties capabilities(KFileItemList() << m_fileItem);
 
         // insert 'Cut', 'Copy' and 'Paste'
-        QAction* cutAction = new QAction(KIcon("edit-cut"), i18nc("@action:inmenu", "Cut"), this);
+        QAction* cutAction = new QAction(QIcon::fromTheme("edit-cut"), i18nc("@action:inmenu", "Cut"), this);
         cutAction->setEnabled(capabilities.supportsMoving());
         connect(cutAction, &QAction::triggered, this, &TreeViewContextMenu::cut);
 
-        QAction* copyAction = new QAction(KIcon("edit-copy"), i18nc("@action:inmenu", "Copy"), this);
+        QAction* copyAction = new QAction(QIcon::fromTheme("edit-copy"), i18nc("@action:inmenu", "Copy"), this);
         connect(copyAction, &QAction::triggered, this, &TreeViewContextMenu::copy);
 
         const QPair<bool, QString> pasteInfo = KonqOperations::pasteInfo(m_fileItem.url());
-        QAction* pasteAction = new QAction(KIcon("edit-paste"), pasteInfo.second, this);
+        QAction* pasteAction = new QAction(QIcon::fromTheme("edit-paste"), pasteInfo.second, this);
         connect(pasteAction, &QAction::triggered, this, &TreeViewContextMenu::paste);
         pasteAction->setEnabled(pasteInfo.first);
 
@@ -84,7 +84,7 @@ void TreeViewContextMenu::open()
         // insert 'Rename'
         QAction* renameAction = new QAction(i18nc("@action:inmenu", "Rename..."), this);
         renameAction->setEnabled(capabilities.supportsMoving());
-        renameAction->setIcon(KIcon("edit-rename"));
+        renameAction->setIcon(QIcon::fromTheme("edit-rename"));
         connect(renameAction, &QAction::triggered, this, &TreeViewContextMenu::rename);
         popup->addAction(renameAction);
 
@@ -95,7 +95,7 @@ void TreeViewContextMenu::open()
 
         const KUrl url = m_fileItem.url();
         if (url.isLocalFile()) {
-            QAction* moveToTrashAction = new QAction(KIcon("user-trash"),
+            QAction* moveToTrashAction = new QAction(QIcon::fromTheme("user-trash"),
                                                     i18nc("@action:inmenu", "Move to Trash"), this);
             const bool enableMoveToTrash = capabilities.isLocal() && capabilities.supportsMoving();
             moveToTrashAction->setEnabled(enableMoveToTrash);
@@ -106,7 +106,7 @@ void TreeViewContextMenu::open()
         }
 
         if (showDeleteCommand) {
-            QAction* deleteAction = new QAction(KIcon("edit-delete"), i18nc("@action:inmenu", "Delete"), this);
+            QAction* deleteAction = new QAction(QIcon::fromTheme("edit-delete"), i18nc("@action:inmenu", "Delete"), this);
             deleteAction->setEnabled(capabilities.supportsDeleting());
             connect(deleteAction, &QAction::triggered, this, &TreeViewContextMenu::deleteItem);
             popup->addAction(deleteAction);
@@ -134,7 +134,7 @@ void TreeViewContextMenu::open()
     if (!m_fileItem.isNull()) {
         // insert 'Properties' entry
         QAction* propertiesAction = new QAction(i18nc("@action:inmenu", "Properties"), this);
-        propertiesAction->setIcon(KIcon("document-properties"));
+        propertiesAction->setIcon(QIcon::fromTheme("document-properties"));
         connect(propertiesAction, &QAction::triggered, this, &TreeViewContextMenu::showProperties);
         popup->addAction(propertiesAction);
     }
diff --git a/src/panels/information/informationpanelcontent.cpp b/src/panels/information/informationpanelcontent.cpp
index 75052021bb..327e72ba95 100644
--- a/src/panels/information/informationpanelcontent.cpp
+++ b/src/panels/information/informationpanelcontent.cpp
@@ -27,7 +27,7 @@
 #include <KJobWidgets>
 #include <KIconEffect>
 #include <KIconLoader>
-#include <KIcon>
+#include <QIcon>
 #include <KLocale>
 #include <KMenu>
 #include <kseparator.h>
@@ -297,7 +297,7 @@ void InformationPanelContent::configureSettings(const QList<QAction*>& customCon
     previewAction->setChecked(InformationPanelSettings::previewsShown());
 
     QAction* configureAction = popup.addAction(i18nc("@action:inmenu", "Configure..."));
-    configureAction->setIcon(KIcon("configure"));
+    configureAction->setIcon(QIcon::fromTheme("configure"));
 
     popup.addSeparator();
     foreach (QAction* action, customContextMenuActions) {
@@ -332,8 +332,10 @@ void InformationPanelContent::showIcon(const KFileItem& item)
 {
     m_outdatedPreviewTimer->stop();
     if (!applyPlace(item.targetUrl())) {
-        KIcon icon(item.iconName(), KIconLoader::global(), item.overlays());
-        m_preview->setPixmap(icon.pixmap(KIconLoader::SizeEnormous));
+        const QPixmap icon = KIconLoader::global()->loadIcon(item.iconName(), KIconLoader::Desktop,
+                                                             KIconLoader::SizeEnormous, KIconLoader::DefaultState,
+                                                             item.overlays());
+        m_preview->setPixmap(icon);
     }
 }
 
@@ -376,7 +378,7 @@ bool InformationPanelContent::applyPlace(const KUrl& url)
         const PlacesItem* item = m_placesItemModel->placesItem(i);
         if (item->url().equals(url, KUrl::CompareWithoutTrailingSlash)) {
             setNameLabelText(item->text());
-            m_preview->setPixmap(KIcon(item->icon()).pixmap(128, 128));
+            m_preview->setPixmap(QIcon::fromTheme(item->icon()).pixmap(128, 128));
             return true;
         }
     }
diff --git a/src/panels/information/phononwidget.cpp b/src/panels/information/phononwidget.cpp
index 4b2cc28c58..16dbabfed2 100644
--- a/src/panels/information/phononwidget.cpp
+++ b/src/panels/information/phononwidget.cpp
@@ -32,7 +32,7 @@
 #include <QToolButton>
 
 #include <KDialog>
-#include <KIcon>
+#include <QIcon>
 #include <KIconLoader>
 #include <KUrl>
 #include <KLocale>
@@ -129,13 +129,13 @@ void PhononWidget::showEvent(QShowEvent *event)
 
         m_playButton->setToolTip(i18n("play"));
         m_playButton->setIconSize(buttonSize);
-        m_playButton->setIcon(KIcon("media-playback-start"));
+        m_playButton->setIcon(QIcon::fromTheme("media-playback-start"));
         m_playButton->setAutoRaise(true);
         connect(m_playButton, &QToolButton::clicked, this, &PhononWidget::play);
 
         m_stopButton->setToolTip(i18n("stop"));
         m_stopButton->setIconSize(buttonSize);
-        m_stopButton->setIcon(KIcon("media-playback-stop"));
+        m_stopButton->setIcon(QIcon::fromTheme("media-playback-stop"));
         m_stopButton->setAutoRaise(true);
         m_stopButton->hide();
         connect(m_stopButton, &QToolButton::clicked, this, &PhononWidget::stop);
diff --git a/src/panels/places/placesitem.cpp b/src/panels/places/placesitem.cpp
index 0fd430abc2..b82e502560 100644
--- a/src/panels/places/placesitem.cpp
+++ b/src/panels/places/placesitem.cpp
@@ -25,7 +25,7 @@
 #include <KBookmarkManager>
 #include <KDebug>
 #include <KDirLister>
-#include <KIcon>
+#include <QIcon>
 #include <KLocale>
 #include "placesitemsignalhandler.h"
 #include <QDateTime>
diff --git a/src/panels/places/placesitemmodel.cpp b/src/panels/places/placesitemmodel.cpp
index 3eedec5e69..8eb79a8a82 100644
--- a/src/panels/places/placesitemmodel.cpp
+++ b/src/panels/places/placesitemmodel.cpp
@@ -30,7 +30,7 @@
 #include <KBookmarkManager>
 #include <KComponentData>
 #include <KDebug>
-#include <KIcon>
+#include <QIcon>
 #include <kprotocolinfo.h>
 #include <KLocale>
 #include <KStandardDirs>
@@ -255,7 +255,7 @@ QAction* PlacesItemModel::ejectAction(int index) const
 {
     const PlacesItem* item = placesItem(index);
     if (item && item->device().is<Solid::OpticalDisc>()) {
-        return new QAction(KIcon("media-eject"), i18nc("@item", "Eject '%1'", item->text()), 0);
+        return new QAction(QIcon::fromTheme("media-eject"), i18nc("@item", "Eject '%1'", item->text()), 0);
     }
 
     return 0;
@@ -304,7 +304,7 @@ QAction* PlacesItemModel::teardownAction(int index) const
         return new QAction(text, 0);
     }
 
-    return new QAction(KIcon(iconName), text, 0);
+    return new QAction(QIcon::fromTheme(iconName), text, 0);
 }
 
 void PlacesItemModel::requestEject(int index)
diff --git a/src/panels/places/placespanel.cpp b/src/panels/places/placespanel.cpp
index 37965eb90b..0c111390c9 100644
--- a/src/panels/places/placespanel.cpp
+++ b/src/panels/places/placespanel.cpp
@@ -27,7 +27,7 @@
 
 #include <KDebug>
 #include <KDirNotify>
-#include <KIcon>
+#include <QIcon>
 #include <KIO/Job>
 #include <KIO/EmptyTrashJob>
 #include <KIO/JobUiDelegate>
@@ -185,25 +185,25 @@ void PlacesPanel::slotItemContextMenuRequested(int index, const QPointF& pos)
         }
     } else {
         if (item->url() == KUrl("trash:/")) {
-            emptyTrashAction = menu.addAction(KIcon("trash-empty"), i18nc("@action:inmenu", "Empty Trash"));
+            emptyTrashAction = menu.addAction(QIcon::fromTheme("trash-empty"), i18nc("@action:inmenu", "Empty Trash"));
             emptyTrashAction->setEnabled(item->icon() == "user-trash-full");
             menu.addSeparator();
         }
-        addAction = menu.addAction(KIcon("document-new"), i18nc("@item:inmenu", "Add Entry..."));
+        addAction = menu.addAction(QIcon::fromTheme("document-new"), i18nc("@item:inmenu", "Add Entry..."));
         mainSeparator = menu.addSeparator();
-        editAction = menu.addAction(KIcon("document-properties"), i18nc("@item:inmenu", "Edit '%1'...", label));
+        editAction = menu.addAction(QIcon::fromTheme("document-properties"), i18nc("@item:inmenu", "Edit '%1'...", label));
     }
 
     if (!addAction) {
-        addAction = menu.addAction(KIcon("document-new"), i18nc("@item:inmenu", "Add Entry..."));
+        addAction = menu.addAction(QIcon::fromTheme("document-new"), i18nc("@item:inmenu", "Add Entry..."));
     }
 
     QAction* openInNewTabAction = menu.addAction(i18nc("@item:inmenu", "Open '%1' in New Tab", label));
-    openInNewTabAction->setIcon(KIcon("tab-new"));
+    openInNewTabAction->setIcon(QIcon::fromTheme("tab-new"));
 
     QAction* removeAction = 0;
     if (!isDevice && !item->isSystemItem()) {
-        removeAction = menu.addAction(KIcon("edit-delete"), i18nc("@item:inmenu", "Remove '%1'", label));
+        removeAction = menu.addAction(QIcon::fromTheme("edit-delete"), i18nc("@item:inmenu", "Remove '%1'", label));
     }
 
     QAction* hideAction = menu.addAction(i18nc("@item:inmenu", "Hide '%1'", label));
@@ -305,7 +305,7 @@ void PlacesPanel::slotViewContextMenuRequested(const QPointF& pos)
 {
     KMenu menu(this);
 
-    QAction* addAction = menu.addAction(KIcon("document-new"), i18nc("@item:inmenu", "Add Entry..."));
+    QAction* addAction = menu.addAction(QIcon::fromTheme("document-new"), i18nc("@item:inmenu", "Add Entry..."));
 
     QAction* showAllAction = 0;
     if (m_model->hiddenCount() > 0) {
diff --git a/src/search/dolphinsearchbox.cpp b/src/search/dolphinsearchbox.cpp
index 0ab4d86cdd..0fb1e41d7c 100644
--- a/src/search/dolphinsearchbox.cpp
+++ b/src/search/dolphinsearchbox.cpp
@@ -22,7 +22,7 @@
 #include "dolphin_searchsettings.h"
 #include "dolphinfacetswidget.h"
 
-#include <KIcon>
+#include <QIcon>
 #include <KLineEdit>
 #include <KLocale>
 #include <KSeparator>
@@ -332,7 +332,7 @@ void DolphinSearchBox::init()
     // Create close button
     QToolButton* closeButton = new QToolButton(this);
     closeButton->setAutoRaise(true);
-    closeButton->setIcon(KIcon("dialog-close"));
+    closeButton->setIcon(QIcon::fromTheme("dialog-close"));
     closeButton->setToolTip(i18nc("@info:tooltip", "Quit searching"));
     connect(closeButton, &QToolButton::clicked, this, &DolphinSearchBox::emitCloseRequest);
 
@@ -534,7 +534,7 @@ void DolphinSearchBox::updateFacetsToggleButton()
 {
     const bool facetsIsVisible = SearchSettings::showFacetsWidget();
     m_facetsToggleButton->setChecked(facetsIsVisible ? true : false);
-    m_facetsToggleButton->setIcon(KIcon(facetsIsVisible ? "arrow-up-double" : "arrow-down-double"));
+    m_facetsToggleButton->setIcon(QIcon::fromTheme(facetsIsVisible ? "arrow-up-double" : "arrow-down-double"));
     m_facetsToggleButton->setText(facetsIsVisible ? i18nc("action:button", "Fewer Options") : i18nc("action:button", "More Options"));
 }
 
diff --git a/src/settings/dolphinsettingsdialog.cpp b/src/settings/dolphinsettingsdialog.cpp
index 8c20a91489..533a7f0890 100644
--- a/src/settings/dolphinsettingsdialog.cpp
+++ b/src/settings/dolphinsettingsdialog.cpp
@@ -32,7 +32,7 @@
 
 #include <KLocale>
 #include <KMessageBox>
-#include <KIcon>
+#include <QIcon>
 
 #include <QPushButton>
 #include <QDialogButtonBox>
@@ -61,42 +61,42 @@ DolphinSettingsDialog::DolphinSettingsDialog(const KUrl& url, QWidget* parent) :
     StartupSettingsPage* startupSettingsPage = new StartupSettingsPage(url, this);
     KPageWidgetItem* startupSettingsFrame = addPage(startupSettingsPage,
                                                     i18nc("@title:group", "Startup"));
-    startupSettingsFrame->setIcon(KIcon("go-home"));
+    startupSettingsFrame->setIcon(QIcon::fromTheme("go-home"));
     connect(startupSettingsPage, &StartupSettingsPage::changed, this, &DolphinSettingsDialog::enableApply);
 
     // View Modes
     ViewSettingsPage* viewSettingsPage = new ViewSettingsPage(this);
     KPageWidgetItem* viewSettingsFrame = addPage(viewSettingsPage,
                                                  i18nc("@title:group", "View Modes"));
-    viewSettingsFrame->setIcon(KIcon("view-choose"));
+    viewSettingsFrame->setIcon(QIcon::fromTheme("view-choose"));
     connect(viewSettingsPage, &ViewSettingsPage::changed, this, &DolphinSettingsDialog::enableApply);
 
     // Navigation
     NavigationSettingsPage* navigationSettingsPage = new NavigationSettingsPage(this);
     KPageWidgetItem* navigationSettingsFrame = addPage(navigationSettingsPage,
                                                        i18nc("@title:group", "Navigation"));
-    navigationSettingsFrame->setIcon(KIcon("input-mouse"));
+    navigationSettingsFrame->setIcon(QIcon::fromTheme("input-mouse"));
     connect(navigationSettingsPage, &NavigationSettingsPage::changed, this, &DolphinSettingsDialog::enableApply);
 
     // Services
     ServicesSettingsPage* servicesSettingsPage = new ServicesSettingsPage(this);
     KPageWidgetItem* servicesSettingsFrame = addPage(servicesSettingsPage,
                                                        i18nc("@title:group", "Services"));
-    servicesSettingsFrame->setIcon(KIcon("services"));
+    servicesSettingsFrame->setIcon(QIcon::fromTheme("services"));
     connect(servicesSettingsPage, &ServicesSettingsPage::changed, this, &DolphinSettingsDialog::enableApply);
 
     // Trash
     TrashSettingsPage* trashSettingsPage = new TrashSettingsPage(this);
     KPageWidgetItem* trashSettingsFrame = addPage(trashSettingsPage,
                                                    i18nc("@title:group", "Trash"));
-    trashSettingsFrame->setIcon(KIcon("user-trash"));
+    trashSettingsFrame->setIcon(QIcon::fromTheme("user-trash"));
     connect(trashSettingsPage, &TrashSettingsPage::changed, this, &DolphinSettingsDialog::enableApply);
 
     // General
     GeneralSettingsPage* generalSettingsPage = new GeneralSettingsPage(url, this);
     KPageWidgetItem* generalSettingsFrame = addPage(generalSettingsPage,
                                                     i18nc("@title:group General settings", "General"));
-    generalSettingsFrame->setIcon(KIcon("system-run"));
+    generalSettingsFrame->setIcon(QIcon::fromTheme("system-run"));
     connect(generalSettingsPage, &GeneralSettingsPage::changed, this, &DolphinSettingsDialog::enableApply);
 
     const KConfigGroup dialogConfig(KSharedConfig::openConfig("dolphinrc"), "SettingsDialog");
diff --git a/src/settings/kcm/kcmdolphinviewmodes.cpp b/src/settings/kcm/kcmdolphinviewmodes.cpp
index 44a5515442..ec862957bd 100644
--- a/src/settings/kcm/kcmdolphinviewmodes.cpp
+++ b/src/settings/kcm/kcmdolphinviewmodes.cpp
@@ -24,7 +24,7 @@
 #include <KLocale>
 #include <KPluginFactory>
 #include <KPluginLoader>
-#include <KIcon>
+#include <QIcon>
 #include <KGlobal>
 
 #include <settings/viewmodes/viewsettingstab.h>
@@ -56,17 +56,17 @@ DolphinViewModesConfigModule::DolphinViewModesConfigModule(QWidget* parent, cons
 
     // Initialize 'Icons' tab
     ViewSettingsTab* iconsTab = new ViewSettingsTab(ViewSettingsTab::IconsMode, tabWidget);
-    tabWidget->addTab(iconsTab, KIcon("view-list-icons"), i18nc("@title:tab", "Icons"));
+    tabWidget->addTab(iconsTab, QIcon::fromTheme("view-list-icons"), i18nc("@title:tab", "Icons"));
     connect(iconsTab, &ViewSettingsTab::changed, this, &DolphinViewModesConfigModule::viewModeChanged);
 
     // Initialize 'Compact' tab
     ViewSettingsTab* compactTab = new ViewSettingsTab(ViewSettingsTab::CompactMode, tabWidget);
-    tabWidget->addTab(compactTab, KIcon("view-list-details"), i18nc("@title:tab", "Compact"));
+    tabWidget->addTab(compactTab, QIcon::fromTheme("view-list-details"), i18nc("@title:tab", "Compact"));
     connect(compactTab, &ViewSettingsTab::changed, this, &DolphinViewModesConfigModule::viewModeChanged);
 
     // Initialize 'Details' tab
     ViewSettingsTab* detailsTab = new ViewSettingsTab(ViewSettingsTab::DetailsMode, tabWidget);
-    tabWidget->addTab(detailsTab, KIcon("view-list-tree"), i18nc("@title:tab", "Details"));
+    tabWidget->addTab(detailsTab, QIcon::fromTheme("view-list-tree"), i18nc("@title:tab", "Details"));
     connect(detailsTab, &ViewSettingsTab::changed, this, &DolphinViewModesConfigModule::viewModeChanged);
 
     m_tabs.append(iconsTab);
diff --git a/src/settings/serviceitemdelegate.cpp b/src/settings/serviceitemdelegate.cpp
index 43406eeda0..9b2cbd890c 100644
--- a/src/settings/serviceitemdelegate.cpp
+++ b/src/settings/serviceitemdelegate.cpp
@@ -21,7 +21,7 @@
 
 #include <KDebug>
 #include <KPushButton>
-#include <KIcon>
+#include <QIcon>
 
 #include "servicemodel.h"
 
@@ -94,7 +94,7 @@ void ServiceItemDelegate::updateItemWidgets(const QList<QWidget*> widgets,
     checkBox->setText(model->data(index).toString());
     const QString iconName = model->data(index, Qt::DecorationRole).toString();
     if (!iconName.isEmpty()) {
-        checkBox->setIcon(KIcon(iconName));
+        checkBox->setIcon(QIcon::fromTheme(iconName));
     }
     checkBox->setChecked(model->data(index, Qt::CheckStateRole).toBool());
 
@@ -110,7 +110,7 @@ void ServiceItemDelegate::updateItemWidgets(const QList<QWidget*> widgets,
     // Update the configuration button
     if (configurable) {
         configureButton->setEnabled(checkBox->isChecked());
-        configureButton->setIcon(KIcon("configure"));
+        configureButton->setIcon(QIcon::fromTheme("configure"));
         configureButton->resize(configureButton->sizeHint());
         configureButton->move(option.rect.right() - configureButton->width(),
                               (itemHeight - configureButton->height()) / 2);
diff --git a/src/settings/services/servicessettingspage.cpp b/src/settings/services/servicessettingspage.cpp
index 481c8af4a0..78a865d43b 100644
--- a/src/settings/services/servicessettingspage.cpp
+++ b/src/settings/services/servicessettingspage.cpp
@@ -26,7 +26,7 @@
 #include <KConfigGroup>
 #include <KDesktopFile>
 #include <kdesktopfileactions.h>
-#include <KIcon>
+#include <QIcon>
 #include <KLocale>
 #include <KMessageBox>
 #include <KNS3/Button>
diff --git a/src/statusbar/dolphinstatusbar.cpp b/src/statusbar/dolphinstatusbar.cpp
index ea94e68b4c..0505503968 100644
--- a/src/statusbar/dolphinstatusbar.cpp
+++ b/src/statusbar/dolphinstatusbar.cpp
@@ -22,7 +22,7 @@
 #include "dolphin_generalsettings.h"
 
 #include <KIconLoader>
-#include <KIcon>
+#include <QIcon>
 #include <KLocale>
 #include <KMenu>
 #include <KVBox>
@@ -81,7 +81,7 @@ DolphinStatusBar::DolphinStatusBar(QWidget* parent) :
 
     // Initialize progress information
     m_stopButton = new QToolButton(this);
-    m_stopButton->setIcon(KIcon("process-stop"));
+    m_stopButton->setIcon(QIcon::fromTheme("process-stop"));
     m_stopButton->setAccessibleName(i18n("Stop"));
     m_stopButton->setAutoRaise(true);
     m_stopButton->setToolTip(i18nc("@tooltip", "Stop loading"));
diff --git a/src/views/dolphinfileitemlistwidget.cpp b/src/views/dolphinfileitemlistwidget.cpp
index f4efa52334..de927d91fc 100644
--- a/src/views/dolphinfileitemlistwidget.cpp
+++ b/src/views/dolphinfileitemlistwidget.cpp
@@ -19,7 +19,7 @@
 
 #include "dolphinfileitemlistwidget.h"
 
-#include <KIcon>
+#include <QIcon>
 #include <KIconLoader>
 #include <kversioncontrolplugin2.h>
 #include <QColor>
@@ -123,6 +123,6 @@ QPixmap DolphinFileItemListWidget::overlayForState(KVersionControlPlugin2::ItemV
         break;
     }
 
-    return KIcon(iconName).pixmap(QSize(overlayHeight, overlayHeight));
+    return QIcon::fromTheme(iconName).pixmap(QSize(overlayHeight, overlayHeight));
 }
 
diff --git a/src/views/dolphinremoteencoding.cpp b/src/views/dolphinremoteencoding.cpp
index ceb189494a..9a15600036 100644
--- a/src/views/dolphinremoteencoding.cpp
+++ b/src/views/dolphinremoteencoding.cpp
@@ -29,7 +29,7 @@
 #include <KDebug>
 #include <KActionMenu>
 #include <KActionCollection>
-#include <KIcon>
+#include <QIcon>
 #include <KLocale>
 #include <KGlobal>
 #include <KMimeType>
@@ -49,7 +49,7 @@ DolphinRemoteEncoding::DolphinRemoteEncoding(QObject* parent, DolphinViewActionH
     m_loaded(false),
     m_idDefault(0)
 {
-    m_menu = new KActionMenu(KIcon("character-set"), i18n("Select Remote Charset"), this);
+    m_menu = new KActionMenu(QIcon::fromTheme("character-set"), i18n("Select Remote Charset"), this);
     m_actionHandler->actionCollection()->addAction("change_remote_encoding", m_menu);
     connect(m_menu->menu(), &QMenu::aboutToShow,
           this, &DolphinRemoteEncoding::slotAboutToShow);
diff --git a/src/views/dolphinviewactionhandler.cpp b/src/views/dolphinviewactionhandler.cpp
index 2879d51d5c..028a0a763f 100644
--- a/src/views/dolphinviewactionhandler.cpp
+++ b/src/views/dolphinviewactionhandler.cpp
@@ -38,7 +38,7 @@
 #include <KSelectAction>
 #include <KToggleAction>
 #include <KPropertiesDialog>
-#include <KIcon>
+#include <QIcon>
 
 #include <KDebug>
 
@@ -101,7 +101,7 @@ void DolphinViewActionHandler::createActions()
     QAction* newDirAction = m_actionCollection->addAction("create_dir");
     newDirAction->setText(i18nc("@action", "Create Folder..."));
     newDirAction->setShortcut(Qt::Key_F10);
-    newDirAction->setIcon(KIcon("folder-new"));
+    newDirAction->setIcon(QIcon::fromTheme("folder-new"));
     newDirAction->setEnabled(false);    // Will be enabled in slotWriteStateChanged(bool) if the current URL is writable
     connect(newDirAction, &QAction::triggered, this, &DolphinViewActionHandler::createDirectory);
 
@@ -110,18 +110,18 @@ void DolphinViewActionHandler::createActions()
     QAction* rename = m_actionCollection->addAction("rename");
     rename->setText(i18nc("@action:inmenu File", "Rename..."));
     rename->setShortcut(Qt::Key_F2);
-    rename->setIcon(KIcon("edit-rename"));
+    rename->setIcon(QIcon::fromTheme("edit-rename"));
     connect(rename, &QAction::triggered, this, &DolphinViewActionHandler::slotRename);
 
     QAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
     moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
-    moveToTrash->setIcon(KIcon("user-trash"));
+    moveToTrash->setIcon(QIcon::fromTheme("user-trash"));
     moveToTrash->setShortcut(QKeySequence::Delete);
     connect(moveToTrash, &QAction::triggered,
             this, &DolphinViewActionHandler::slotTrashActivated);
 
     QAction* deleteAction = m_actionCollection->addAction("delete");
-    deleteAction->setIcon(KIcon("edit-delete"));
+    deleteAction->setIcon(QIcon::fromTheme("edit-delete"));
     deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
     deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
     connect(deleteAction, &QAction::triggered, this, &DolphinViewActionHandler::slotDeleteItems);
@@ -140,7 +140,7 @@ void DolphinViewActionHandler::createActions()
     QAction *propertiesAction = m_actionCollection->addAction( "properties" );
     // Well, it's the File menu in dolphinmainwindow and the Edit menu in dolphinpart... :)
     propertiesAction->setText( i18nc("@action:inmenu File", "Properties") );
-    propertiesAction->setIcon(KIcon("document-properties"));
+    propertiesAction->setIcon(QIcon::fromTheme("document-properties"));
     propertiesAction->setShortcuts(QList<QKeySequence>() << Qt::ALT + Qt::Key_Return << Qt::ALT + Qt::Key_Enter);
     connect(propertiesAction, &QAction::triggered, this, &DolphinViewActionHandler::slotProperties);
 
@@ -168,7 +168,7 @@ void DolphinViewActionHandler::createActions()
     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
     showPreview->setToolTip(i18nc("@info", "Show preview of files and folders"));
-    showPreview->setIcon(KIcon("view-preview"));
+    showPreview->setIcon(QIcon::fromTheme("view-preview"));
     connect(showPreview, &KToggleAction::triggered, this, &DolphinViewActionHandler::togglePreview);
 
     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
@@ -205,7 +205,7 @@ void DolphinViewActionHandler::createActions()
     }
 
     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
-    showInGroups->setIcon(KIcon("view-group"));
+    showInGroups->setIcon(QIcon::fromTheme("view-group"));
     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
     connect(showInGroups, &KToggleAction::triggered, this, &DolphinViewActionHandler::toggleGroupedSorting);
 
@@ -302,7 +302,7 @@ void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
     m_currentView->setMode(mode);
 
     QAction* viewModeMenu = m_actionCollection->action("view_mode");
-    viewModeMenu->setIcon(KIcon(action->icon()));
+    viewModeMenu->setIcon(action->icon());
 }
 
 void DolphinViewActionHandler::slotRename()
@@ -365,7 +365,7 @@ void DolphinViewActionHandler::updateViewActions()
         viewModeAction->setChecked(true);
 
         QAction* viewModeMenu = m_actionCollection->action("view_mode");
-        viewModeMenu->setIcon(KIcon(viewModeAction->icon()));
+        viewModeMenu->setIcon(viewModeAction->icon());
     }
 
     QAction* showPreviewAction = m_actionCollection->action("show_preview");
@@ -493,7 +493,7 @@ KToggleAction* DolphinViewActionHandler::iconsModeAction()
     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
     iconsView->setToolTip(i18nc("@info", "Icons view mode"));
     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
-    iconsView->setIcon(KIcon("view-list-icons"));
+    iconsView->setIcon(QIcon::fromTheme("view-list-icons"));
     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
     return iconsView;
 }
@@ -504,7 +504,7 @@ KToggleAction* DolphinViewActionHandler::compactModeAction()
     iconsView->setText(i18nc("@action:inmenu View Mode", "Compact"));
     iconsView->setToolTip(i18nc("@info", "Compact view mode"));
     iconsView->setShortcut(Qt::CTRL | Qt::Key_2);
-    iconsView->setIcon(KIcon("view-list-details")); // TODO: discuss with Oxygen-team the wrong (?) name
+    iconsView->setIcon(QIcon::fromTheme("view-list-details")); // TODO: discuss with Oxygen-team the wrong (?) name
     iconsView->setData(QVariant::fromValue(DolphinView::CompactView));
     return iconsView;
 }
@@ -515,7 +515,7 @@ KToggleAction* DolphinViewActionHandler::detailsModeAction()
     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
     detailsView->setToolTip(i18nc("@info", "Details view mode"));
     detailsView->setShortcut(Qt::CTRL | Qt::Key_3);
-    detailsView->setIcon(KIcon("view-list-tree"));
+    detailsView->setIcon(QIcon::fromTheme("view-list-tree"));
     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
     return detailsView;
 }
@@ -528,7 +528,7 @@ void DolphinViewActionHandler::slotSortRoleChanged(const QByteArray& role)
 
         if (!action->icon().isNull()) {
             QAction* sortByMenu = m_actionCollection->action("sort");
-            sortByMenu->setIcon(KIcon(action->icon()));
+            sortByMenu->setIcon(action->icon());
         }
     }
 }
diff --git a/src/views/tooltips/tooltipmanager.cpp b/src/views/tooltips/tooltipmanager.cpp
index c005979d56..25fa8e0ed4 100644
--- a/src/views/tooltips/tooltipmanager.cpp
+++ b/src/views/tooltips/tooltipmanager.cpp
@@ -20,7 +20,7 @@
 #include "tooltipmanager.h"
 
 #include "filemetadatatooltip.h"
-#include <KIcon>
+#include <QIcon>
 #include <KIO/JobUiDelegate>
 #include <KIO/PreviewJob>
 #include <KJobWidgets>
@@ -167,7 +167,7 @@ void ToolTipManager::previewFailed()
         return;
     }
 
-    const QPixmap pixmap = KIcon(m_item.iconName()).pixmap(128, 128);
+    const QPixmap pixmap = QIcon::fromTheme(m_item.iconName()).pixmap(128, 128);
     m_fileMetaDataToolTip->setPreview(pixmap);
     if (!m_showToolTipTimer->isActive()) {
         showToolTip();