Re: HP ZBook 17 G2 Locked BIOS Dump



MY MAN!!! You just saved me from a week of stress. AsProgrammer software worked like a charm. And the unlocked BIOS file also worked - BIOS is now unlocked.

Thank you guys very much!...

Re: HP ZBook 17 G2 Locked BIOS Dump

Unfortunately no luck - I think my CH314a programmer isn't working properly. It takes a lot of tries to get it to connect properly using the chip clip. Once I finally do get a connection and it detects the chip it allows me to read, erase, blank, and write. However it will not verify correctly.

Can anyone recommend a better programmer that isn't super expensive?

Edit: I have tried software versions 1.13, 1.18, 1.29, 1.30, and 1.34. Only versions 1.29 and newer detects my chip properly but all the versions produce the...

Re: HP ZBook 17 G2 Locked BIOS Dump



I will try later today. I'm not sure if my original dump that I uploaded was 100% good.. last night I erased the BIOS chip and tried to program back the locked backup and now the system won't POST.

I used a CH341a programmer to make the dump and to erase/write. I also have an EZP2019 programmer but could not get it to recognize the chip....

Hey everyone. New to the forum and to reading/writing chips in general.

I recently purchased an HP ZBook 17 G2 without any knowledge that there was a BIOS administrator password on the machine. After lots of research, looks like either an smc.bin or manipulation of a BIOS dump are the only 2 options.

I have used the Mazzif utility in the past with success on older laptops but as we all know it doesn't work on anything newer.

Attached is my BIOS Admin password locked dump file. The chip is a Winbond 25Q128FVSQ.

Laptop: HP ZBook 17 G2
BIOS...

Re: New Members - please post your introductions here

Newcomer here. Been working in IT for close to 10 years but never dove into world of DIY BIOS modification.

After numerous hours of searching into business level HP notebook BIOS unlocks / features, numerous searches led me here to lots of useful threads.

Looking forward to having some questions answered as well as helping others.