Are you able to to access the motherboard, or would you prefer to try software-based recovery tools first?

At the login screen, click the "Forgot Password" or the "?" icon next to the password field.

If the jumper reset sounds a beep but still denies login, the system may have a "stale session" in its RAM from an improper shutdown.

If you are locked out of the interface entirely, you can manually reset the board's credentials:

: Use a metal tool (like tweezers or a paperclip) to bridge Pin 1 and Pin 2 simultaneously.