The "Allow User to administer this computer" does not allow me to click on it And the Guest User can not be deleted
1/. Why the check box "Allow User to administer this computer"at the first picture is not active?
2/. How to delete Guest User (off) on the second picture because the check box +/- active only the plus + but the minus - not active?
This is my MacBook Pro 13 chip M1 2020.
I'm just following user manual to try how it work and realise something wrong.
I hate Geust User but I can not delete it
I did something wrong?
Please help
MacBook Pro 13″, 11.4