How to reset password admin array for dell MD3820i

What system are you running on the pc?

Most admin password can be reset tru the bios system, depending onnwhat system you are running, you press a key on your keyboard to open bios during start up. Most like F10, F12 och something like that. In the bios system you have to search where user data and password is.

If you dont find it the easyest way is to reinstall the system, but that way you lose all your data on in.