diff --git a/kwin-5.11.3/decorations/decoratedclient.h b/kwin-5.11.3/decorations/decoratedclient.h
--- a/kwin-5.11.3/decorations/decoratedclient.h
+++ b/kwin-5.11.3/decorations/decoratedclient.h
@@ -72,6 +72,7 @@
     bool hasApplicationMenu() const override;
     bool isApplicationMenuActive() const override;
 
+    void requestTooltip(QString text, bool show) override;
     void requestClose() override;
     void requestContextHelp() override;
     void requestToggleMaximization(Qt::MouseButtons buttons) override;
diff --git a/kwin-5.11.3/decorations/decoratedclient.cpp b/kwin-5.11.3/decorations/decoratedclient.cpp
--- a/kwin-5.11.3/decorations/decoratedclient.cpp
+++ b/kwin-5.11.3/decorations/decoratedclient.cpp
@@ -200,6 +200,11 @@
     return QColor();
 }
 
+void DecoratedClientImpl::requestTooltip(QString text, bool show)
+{
+    Workspace::self()->showTooltip(text, show);
+}
+
 void DecoratedClientImpl::requestShowWindowMenu()
 {
     // TODO: add rect to requestShowWindowMenu
diff --git a/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.h b/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.h
--- a/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.h
+++ b/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.h
@@ -100,6 +100,7 @@
     bool hasApplicationMenu() const override;
     bool isApplicationMenuActive() const override;
 
+    void requestTooltip(QString text, bool show) override;
     void requestClose() override;
     void requestContextHelp() override;
     void requestToggleMaximization(Qt::MouseButtons buttons) override;
diff --git a/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.cpp b/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.cpp
--- a/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.cpp
+++ b/kwin-5.11.3/kcmkwin/kwindecoration/declarative-plugin/previewclient.cpp
@@ -375,6 +375,13 @@
     emit bordersTopEdgeChanged(enabled);
 }
 
+void PreviewClient::requestTooltip(QString text, bool show)
+{
+    Q_UNUSED(text);
+    Q_UNUSED(show);
+    qDebug() << "tooltip requested";
+}
+
 void PreviewClient::requestClose()
 {
     emit closeRequested();
diff --git a/kwin-5.11.3/useractions.cpp b/kwin-5.11.3/useractions.cpp
--- a/kwin-5.11.3/useractions.cpp
+++ b/kwin-5.11.3/useractions.cpp
@@ -55,6 +55,7 @@
 #include <QtConcurrentRun>
 #include <QPointer>
 #include <QPushButton>
+#include <QToolTip>
 
 #include <KGlobalAccel>
 #include <KLocalizedString>
@@ -1663,6 +1664,11 @@
     showWindowMenu(QRect(pos, pos), active_client);
 }
 
+void Workspace::showTooltip(const QString& text, bool show){
+    QPoint pos = QCursor::pos();
+    show ? QToolTip::showText(pos, text) : QToolTip::hideText();
+}
+
 void Workspace::showWindowMenu(const QRect &pos, AbstractClient* cl)
 {
     m_userActionsMenu->show(pos, cl);
diff --git a/kwin-5.11.3/workspace.h b/kwin-5.11.3/workspace.h
--- a/kwin-5.11.3/workspace.h
+++ b/kwin-5.11.3/workspace.h
@@ -278,6 +278,7 @@
     void windowToNextDesktop(AbstractClient* c);
     void sendClientToScreen(AbstractClient* c, int screen);
 
+    void showTooltip(const QString& text, bool show);
     /**
      * Shows the menu operations menu for the client and makes it active if
      * it's not already.