Caused by power surges, interrupted updates, or malware.
If you are experiencing a "no-boot" scenario, the exclusive 640 G2 BIOS bin file is your most effective recovery tool. If you can (e.g., just lights, stuck at logo, or password-protected) or if you have access to a programmer , I can give you more specialized advice. [ SOLVED ] Can not update Bios Probook 640 G2 hp probook 640 g2 bios bin file exclusive
For (most ProBook 640 G2):
Open both your original_corrupt_backup.bin and the new exclusive_clean.bin in a Hex Editor like HxD. Caused by power surges, interrupted updates, or malware
There are two primary methods for flashing a BIOS .BIN file onto your ProBook 640 G2. Caused by power surges