How to reset Sony Vaio 4 x 4 forgotten bios password for free:
If your Sony Vaio is older model and gives you 7 digit recovery key then this blog is not for you because bios password generator only works for newer models and recovery key looks like xxxx-xxxx-xxxx-xxxx Personally have not had many Sony's with bios passwords but when i did then i had to do some serious searching to find free service to unlock Sony Vaio bios and believe me there's not too many of them around. Or if you have way too much money then you can do some online search i find that there's many sites offering same service as but charging anything between 15-30 dollars and do be honest that's absolutely ridiculous. So You forgot your Sony Vaio laptop bios password and have no access to operating system, if that whats happened then this following tutorial is perfect for you.
