diff --git a/src/ui/main_ui.py b/src/ui/main_ui.py
index 208569e..c6d2603 100644
--- a/src/ui/main_ui.py
+++ b/src/ui/main_ui.py
@@ -87,7 +87,8 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
         self.activeUser = None
         self.activeState = "Rückgabe"
         self.docu = DocumentationThread()
-        self.docu.start()
+        if config.documentation:
+            self.docu.start()
 
         self.duedate.setDate(loanDate)
         # functions
@@ -102,7 +103,8 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
     def shutdown(self, *args):
         #kill documentation thread
         log.info("Shutting down")
-        self.docu.terminate()
+        if config.documentation:
+            self.docu.terminate()
         sys.exit()
         
         
@@ -139,6 +141,7 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
         settings = Settings()
         settings.exec()
         result = settings.result()
+        print(settings.settingschanged, settings.restart_required)
         if result == 1:
             #dialog to ask if program should be restarted
             dialog = QtWidgets.QMessageBox()
@@ -165,7 +168,15 @@ class MainUI(QtWidgets.QMainWindow, Ui_MainWindow):
 
     def openDocumentation(self):
         log.info("Opening Documentation")
-        webbrowser.open("http://localhost:{}/".format(docport))
+        if config.documentation:
+            webbrowser.open("http://localhost:{}/".format(docport))
+        else:
+            dialog = QtWidgets.QMessageBox()
+            dialog.setWindowTitle("Dokumentation nicht verfügbar")
+            dialog.setIcon(QtWidgets.QMessageBox.Icon.Warning)
+            dialog.setWindowIcon(Icon("warning").icon)
+            dialog.setText("Dokumentation nicht verfügbar")
+            dialog.exec()