my serial number has worn off and i cant get in the computer as i dont remember my password
how do I change my password if i cant beyond the log in screen - its an olc mac desk top computer - any help appreciated
Question marked as
I'm not sure what your serial number has to do with any passwords.
If it's the log in password to the computer, start here:
Change or reset the password of a macOS user account - Apple Support
If you've forgotten your Apple ID password, start here: