log in problem

Perhaps you may revert or change the Standard user, back to 'Admin user' account

by use of processes mentioned in article below; there are two or more methods.

• Mac Doesn't Have Admin Account in macOS Montery or Big Sur?~Here's a Fix | osxdaily

https://osxdaily.com/2022/03/25/no-admin-account-mac-fix-macos/

..Also note the idea is given address in this lengthy article:

• Set up users, guests, and groups on Mac - Apple Support

[This however does not resolve First issue. ~ No Admin PW!]

Many changes require an administrator; a standard user cannot make system type changes.

Are you an admin user?

If not, you'll likely need an admin user to make the changes.