@minihobbit Ganz unten in den Einstellungen gibt es die Möglichkeit die "Einstellungen auf ursprüngliche Standardwerte zurückzusetzen".
Versuch's mal damit. ;>
@leocg So far I have not tried it, because I do not want to get tired of trying to put everything back.
But I will have to do it, because I am really desperate and then I have the problem that the GX Corner does not show anything.