diff --git a/shell/desktopview.cpp b/shell/desktopview.cpp
--- a/shell/desktopview.cpp
+++ b/shell/desktopview.cpp
@@ -19,7 +19,6 @@
 #include "desktopview.h"
 #include "containmentconfigview.h"
 #include "shellcorona.h"
-#include "shellmanager.h"
 #include "krunner_interface.h"
 
 #include <QQmlEngine>
@@ -114,7 +113,7 @@
                     this, &DesktopView::screenGeometryChanged);
     }
 
-    if ((m_windowType == Desktop || m_windowType == WindowedDesktop) && !ShellManager::s_forceWindowed) {
+    if (m_windowType == Desktop || m_windowType == WindowedDesktop) {
         screenGeometryChanged();
 
         connect(m_screenToFollow.data(), &QScreen::geometryChanged,
@@ -149,7 +148,7 @@
         return;
     }
 
-    if (m_windowType == Window || ShellManager::s_forceWindowed) {
+    if (m_windowType == Window) {
         setFlags(Qt::Window);
         KWindowSystem::setType(winId(), NET::Normal);
         KWindowSystem::clearState(winId(), NET::FullScreen);
diff --git a/shell/shellmanager.h b/shell/shellmanager.h
--- a/shell/shellmanager.h
+++ b/shell/shellmanager.h
@@ -42,7 +42,6 @@
     static ShellManager * instance();
     ~ShellManager() override;
 
-    static bool s_forceWindowed;
     static bool s_standaloneOption;
     static QString s_fixedShell;
     static QString s_testModeLayout;
diff --git a/shell/shellmanager.cpp b/shell/shellmanager.cpp
--- a/shell/shellmanager.cpp
+++ b/shell/shellmanager.cpp
@@ -43,7 +43,6 @@
                                                   QStandardPaths::LocateDirectory));
 static const QString s_shellLoaderPath = QStringLiteral("/contents/loader.qml");
 
-bool ShellManager::s_forceWindowed = false;
 bool ShellManager::s_standaloneOption = false;
 QString ShellManager::s_fixedShell;
 QString ShellManager::s_testModeLayout;