: While common on older laptops, removing the CMOS battery generally does not reset the BIOS password on modern UEFI-based EliteBooks like the G5, as the password is stored in non-volatile memory.
If your laptop generates a "System Disabled" code after three failed password attempts, you might be able to generate a recovery key using third-party databases like BIOS-PW.org or BiosBug . hp elitebook 840 g5 bios password reset
Would you like the official HP support contact information instead? : While common on older laptops, removing the