I’m sure someone will. Don’t forget that Members are in different time zones, and may not find your issue (or respond to it) at a time that’s convenient for you.
Booting from the very ISO you downloaded can help you to move data you want to keep elsewhere, if it comes to that. Ask someone for guidance if you decide to take that route.
While on the topic of ISO’s, I’d strongly recommend Ventoy as an alternative to writing an ISO to USB every time. I authored a guide for it recently;
I hope you find it useful.