Technicians use a hardware programmer (like the CH341A) to read the chip's data, strip the password section from the hex code, and re-write the "clean" firmware back to the chip.
In conclusion, resetting the BIOS password on your Surface Pro 4 can be a challenging task, but it's doable with the right guidance. By following the methods outlined in this article, you should be able to reset the BIOS password and regain access to your device's BIOS settings. If you're still experiencing issues, consider reaching out to Microsoft support or a professional technician for assistance. surface pro 4 bios password reset high quality
Summary