Surface Pro 4: Bios Password Reset High Quality

If you still have access to the Windows operating system, you can sometimes clear the UEFI password using Microsoft's official firmware management tools. Steps to Reset via Windows

: Unlike older PCs, removing the internal battery or shorting jumpers does not clear the UEFI password, as it is stored in non-volatile memory. Methods for Password Management How Do I Remove a BIOS or UEFI Password?

Format the USB drive to (NTFS will not boot on a Surface).

This package contains the corporate certificate used to enroll the device. surface pro 4 bios password reset high quality

Official method, guaranteed to work. Cons: May take time to get a response, requires device registration.

Why this works: Some legacy PS/2 emulation in the Surface BIOS has a buffer overflow that skips the password check on specific firmware versions (v3.11.xxx and older).

Multiple Surface users have tried this method. While the site is a legitimate master password generator for certain laptop brands, a widely agreed-upon conclusion in the Surface community is that "this is not going to work for you". It remains a low-effort, long-shot attempt. If you still have access to the Windows

the device completely untouched for 24 to 48 hours to drain residual motherboard power.

If your device was part of an organization, it might be managed via the .

A high-quality approach involves replacing the corrupted or locked NVRAM region with a clean, unconfigured NVRAM region from a donor Surface Pro 4 BIOS file of the exact same motherboard revision. Save the modified file as patched.bin . 5. Write the New Firmware Erase the physical chip using your programming software. Open patched.bin in the software. Click , followed by Verify . Format the USB drive to (NTFS will not boot on a Surface)

There are a few methods to reset the BIOS password on your Surface Pro 4. We'll discuss each method in detail, including their pros and cons.

A factory reset will not remove a BIOS password.