Other than securing your local account with a password or a PIN, one can set and use BIOS or UEFI passwords on their Windows computer. In this post, we see how you can set up an Administrator or ...

If you want to turn off a firmware password on your Mac that you've set up, the process is basically the same as above, except at step 4 you click Turn Off Firmware Password.

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 original password).

In the meantime, setting a root password prevents unauthorized access to your Mac. To enable the Root User and set a password, please follow the instructions here.