Hello who can help me my laptop thinkpad t520 password no longer reach what should i do we has an idea?

Tr
1

Hello who can help me my laptop thinkpad t520 password no longer reach what should i do we has an idea?

Gr

Information here:

https://thinkpad-forum.de/threads/169965-T520-Bios-Password-l%C3%B6schen