diff --git a/src/composite.cpp b/src/composite.cpp
index 4e6afc0593..8d8edb323b 100644
--- a/src/composite.cpp
+++ b/src/composite.cpp
@@ -769,10 +769,10 @@ void X11Compositor::start()
         if (m_suspended & ScriptSuspend) {
             reasons << QStringLiteral("Disabled by Script");
         }
-        qCDebug(KWIN_CORE) << "Compositing is suspended, reason:" << reasons;
+        qCInfo(KWIN_CORE) << "Compositing is suspended, reason:" << reasons;
         return;
     } else if (!kwinApp()->platform()->compositingPossible()) {
-        qCCritical(KWIN_CORE) << "Compositing is not possible";
+        qCWarning(KWIN_CORE) << "Compositing is not possible";
         return;
     }
     if (!Compositor::setupStart()) {
diff --git a/src/plugins/platforms/x11/standalone/x11_platform.cpp b/src/plugins/platforms/x11/standalone/x11_platform.cpp
index ee5243c100..474ba074ff 100644
--- a/src/plugins/platforms/x11/standalone/x11_platform.cpp
+++ b/src/plugins/platforms/x11/standalone/x11_platform.cpp
@@ -232,16 +232,17 @@ bool X11StandalonePlatform::compositingPossible() const
     const QString unsafeKey(QLatin1String("OpenGLIsUnsafe") + (kwinApp()->isX11MultiHead() ? QString::number(kwinApp()->x11ScreenNumber()) : QString()));
     if (gl_workaround_group.readEntry("Backend", "OpenGL") == QLatin1String("OpenGL") &&
         gl_workaround_group.readEntry(unsafeKey, false)) {
-        qCDebug(KWIN_X11STANDALONE) << "kwinrc :: [Compositing] :: " << unsafeKey  << " is true";
+        qCWarning(KWIN_X11STANDALONE) << "Compositing disabled: video driver seems unstable. If you think it's a false positive, please remove "
+                                      << unsafeKey << " from [Compositing] in kwinrc and restart kwin.";
         return false;
     }
 
     if (!Xcb::Extensions::self()->isCompositeAvailable()) {
-        qCDebug(KWIN_X11STANDALONE) << "No composite extension available";
+        qCWarning(KWIN_X11STANDALONE) << "Compositing disabled: no composite extension available";
         return false;
     }
     if (!Xcb::Extensions::self()->isDamageAvailable()) {
-        qCDebug(KWIN_X11STANDALONE) << "No damage extension available";
+        qCWarning(KWIN_X11STANDALONE) << "Compositing disabled: no damage extension available";
         return false;
     }
     if (hasGlx())
@@ -251,7 +252,7 @@ bool X11StandalonePlatform::compositingPossible() const
     } else if (qstrcmp(qgetenv("KWIN_COMPOSE"), "O2ES") == 0) {
         return true;
     }
-    qCDebug(KWIN_X11STANDALONE) << "No OpenGL support";
+    qCWarning(KWIN_X11STANDALONE) << "Compositing disabled: no OpenGL support";
     return false;
 }