diff --git a/autotests/integration/xdgshellwindow_test.cpp b/autotests/integration/xdgshellwindow_test.cpp
index a5a05d88ef..8b22a72b9f 100644
--- a/autotests/integration/xdgshellwindow_test.cpp
+++ b/autotests/integration/xdgshellwindow_test.cpp
@@ -438,7 +438,7 @@ void TestXdgShellWindow::testUserCanSetFullscreen()
     QVERIFY(window);
     QVERIFY(window->isActive());
     QVERIFY(!window->isFullScreen());
-    QVERIFY(window->userCanSetFullScreen());
+    QVERIFY(window->isFullScreenable());
 }
 
 void TestXdgShellWindow::testSendFullScreenWindowToAnotherOutput()
diff --git a/src/useractions.cpp b/src/useractions.cpp
index d7243f7dcf..c170024fd9 100644
--- a/src/useractions.cpp
+++ b/src/useractions.cpp
@@ -336,7 +336,7 @@ void UserActionsMenu::menuAboutToShow()
     m_shadeOperation->setChecked(m_window->shadeMode() != ShadeNone);
     m_keepAboveOperation->setChecked(m_window->keepAbove());
     m_keepBelowOperation->setChecked(m_window->keepBelow());
-    m_fullScreenOperation->setEnabled(m_window->userCanSetFullScreen());
+    m_fullScreenOperation->setEnabled(m_window->isFullScreenable());
     m_fullScreenOperation->setChecked(m_window->isFullScreen());
     m_noBorderOperation->setEnabled(m_window->userCanSetNoBorder());
     m_noBorderOperation->setChecked(m_window->noBorder());
@@ -750,7 +750,7 @@ void UserActionsMenu::slotWindowOperation(QAction *action)
     QString type;
     switch (op) {
     case Options::FullScreenOp:
-        if (!c->isFullScreen() && c->userCanSetFullScreen()) {
+        if (!c->isFullScreen() && c->isFullScreenable()) {
             type = QStringLiteral("fullscreenaltf3");
         }
         break;
diff --git a/src/window.cpp b/src/window.cpp
index 02a2111f35..b8b55cdbf6 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -3934,16 +3934,6 @@ bool Window::isRequestedFullScreen() const
     return isFullScreen();
 }
 
-/**
- * Returns whether requests initiated by the user to enter or leave full screen mode are honored.
- *
- * Default implementation returns @c false.
- */
-bool Window::userCanSetFullScreen() const
-{
-    return false;
-}
-
 /**
  * Asks the Window to enter or leave full screen mode.
  *
diff --git a/src/window.h b/src/window.h
index d71e046a0a..2635487033 100644
--- a/src/window.h
+++ b/src/window.h
@@ -995,7 +995,6 @@ public:
     virtual bool isFullScreenable() const;
     virtual bool isFullScreen() const;
     virtual bool isRequestedFullScreen() const;
-    virtual bool userCanSetFullScreen() const;
     virtual void setFullScreen(bool set);
 
     QRectF geometryRestore() const;
diff --git a/src/x11window.cpp b/src/x11window.cpp
index 0900a4c134..8823c2b142 100644
--- a/src/x11window.cpp
+++ b/src/x11window.cpp
@@ -1475,7 +1475,7 @@ bool X11Window::isFullScreenable() const
         }
     }
     // don't check size constrains - some apps request fullscreen despite requesting fixed size
-    return !isSpecialWindow(); // also better disallow only weird types to go fullscreen
+    return isNormalWindow() || isDialog(); // also better disallow only weird types to go fullscreen
 }
 
 bool X11Window::noBorder() const
@@ -2615,7 +2615,7 @@ void X11Window::updateAllowedActions(bool force)
     if (isMaximizable()) {
         allowed_actions |= NET::ActionMax;
     }
-    if (userCanSetFullScreen()) {
+    if (isFullScreenable()) {
         allowed_actions |= NET::ActionFullScreen;
     }
     allowed_actions |= NET::ActionChangeDesktop; // Always (Pagers shouldn't show Docks etc.)
@@ -4651,17 +4651,6 @@ void X11Window::maximize(MaximizeMode mode)
     }
 }
 
-bool X11Window::userCanSetFullScreen() const
-{
-    if (isUnmanaged()) {
-        return false;
-    }
-    if (!isFullScreenable()) {
-        return false;
-    }
-    return isNormalWindow() || isDialog();
-}
-
 void X11Window::setFullScreen(bool set)
 {
     set = rules()->checkFullScreen(set);
@@ -4670,7 +4659,7 @@ void X11Window::setFullScreen(bool set)
     if (wasFullscreen == set) {
         return;
     }
-    if (!userCanSetFullScreen()) {
+    if (!isFullScreenable()) {
         return;
     }
 
diff --git a/src/x11window.h b/src/x11window.h
index bb617321a2..3349439135 100644
--- a/src/x11window.h
+++ b/src/x11window.h
@@ -154,7 +154,6 @@ public:
     bool isFullScreenable() const override;
     void setFullScreen(bool set) override;
     bool isFullScreen() const override;
-    bool userCanSetFullScreen() const override;
     int fullScreenMode() const
     {
         return m_fullscreenMode; // only for session saving
diff --git a/src/xdgshellwindow.cpp b/src/xdgshellwindow.cpp
index 67bb7d96cf..15f42f470a 100644
--- a/src/xdgshellwindow.cpp
+++ b/src/xdgshellwindow.cpp
@@ -606,11 +606,6 @@ bool XdgToplevelWindow::isTransient() const
     return m_isTransient;
 }
 
-bool XdgToplevelWindow::userCanSetFullScreen() const
-{
-    return true;
-}
-
 bool XdgToplevelWindow::userCanSetNoBorder() const
 {
     return (m_serverDecoration || m_xdgDecoration) && !isFullScreen() && !isShade();
@@ -1432,14 +1427,12 @@ void XdgToplevelWindow::installPalette(ServerSideDecorationPaletteInterface *pal
 
 void XdgToplevelWindow::setFullScreen(bool set)
 {
-    set = rules()->checkFullScreen(set);
-    if (m_isRequestedFullScreen == set) {
+    if (!isFullScreenable()) {
         return;
     }
-    if (isSpecialWindow()) {
-        return;
-    }
-    if (!userCanSetFullScreen()) {
+
+    set = rules()->checkFullScreen(set);
+    if (m_isRequestedFullScreen == set) {
         return;
     }
 
diff --git a/src/xdgshellwindow.h b/src/xdgshellwindow.h
index a4eeeec94a..85dba45617 100644
--- a/src/xdgshellwindow.h
+++ b/src/xdgshellwindow.h
@@ -143,7 +143,6 @@ public:
     bool isMinimizable() const override;
     bool isPlaceable() const override;
     bool isTransient() const override;
-    bool userCanSetFullScreen() const override;
     bool userCanSetNoBorder() const override;
     bool noBorder() const override;
     void setNoBorder(bool set) override;