To improve security, we will soon start forcing password resets for any account that uses a weak password on the next login. If you have a weak password or a defunct email, please update it now to prevent future disruption.
Disable your broken gpu in windows device manage or bios. I think Windows still thinks your broken gpu is your main gpu and tries to use it instead your on-board card.
no it won't i used it a bazillion times when changing gpus or when a driver install went bad. the default uninstallers for gpu drivers often leave rubbish behind. ddu cleans everything from your system.