Have you stopped using your Mac as a shared device and want to remove/delete other user accounts? If so, do not worry, as Apple provides the flexibility to remove a user from the Mac conveniently.
To delete a user on your Mac, you'll need to do it from the System Preferences menu on your administrator account.
If you need to change the password on your Mac computer, here's a guide on how to change or reset it (if you've forgotten the ...