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These are the 2 bios file original backup...
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I have a problem with 15ACH6 laptop:
First time the laptop worked but had bios password.
The laptop has 2 BIOS cips (WINBOND) I download the bios from lenovo website (8Mb), I delete and write new bios to the first winbond cip (25Q16..) no change, laptop worked but still had bios pass.
I delete 2th winbond cip (74M12...) and I rewrite back with the oiginal bios file extracte before (120Kb), I didn't make any chages to the original bin file, I only read the cip, I did an backup then I delete the cip and write back the same bios file from previous backup.
Now the laptop has...
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