How to unlock Bios for hp probook 4530s?

[curious1989]

Hey guys,

So i bought a laptop from ebay with biospassword on. I was thinking i can just change the cmos/rtc battery and that should remive the bios pw but it didn't.

 

[ex_bubblehead]

http/www.tomshardware.com/forum/id-2317969/read-passwords-lock-codes-pin-numbers.html