Resetting a forgotten UEFI (BIOS) password on a is significantly more difficult than on a standard laptop. Microsoft does not provide a software-based tool for users to reset this password, and typical methods like removing the CMOS battery generally do not work because the password is stored in non-volatile EEPROM memory. 1. Hardware Modification (Expert Level)
This method involves shorting the SPI flash chip to temporarily corrupt the read process, forcing the UEFI to default to factory settings. surface pro 4 bios password reset high quality
The Surface Pro 4 was designed with enterprise security in mind. Microsoft deliberately made the BIOS password difficult to reset to prevent theft. (there isn't one), and no backdoor password exists. Resetting a forgotten UEFI (BIOS) password on a
In some specific firmware versions, clearing the Trusted Platform Module (TPM) can reset security flags. Power off your Surface. (there isn't one), and no backdoor password exists