Hello, how are you?
Check the procedures in the link below, it will probably help you to regain admin privileges on your Windows user.
https://www.kapilarya.com/solved-lost-administr...
https://www.winhelponline.com/blog/locked-user-...
After resuming administrator privileges you can try to fix this user problem.
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.