Surface Pro 4 Bios Password Reset High Quality New!

You must contact Microsoft Surface Support and request a "UEFI password reset file."

Complete Guide to Surface Pro 4 BIOS Password Reset A locked Surface Pro 4 UEFI (BIOS) prevents you from changing boot orders, enabling security features, or wiping the device. Microsoft designs these tablets with high-security firmware, meaning there is no default backdoor password.

Locate your Surface Pro 4 serial number (printed under the kickstand). Visit the official Microsoft Device Support portal. Register the device to your Microsoft account. surface pro 4 bios password reset high quality

Method 3: Hardware EEPROM Flashing (Advanced Technicians Only)

If you cannot access Windows and are completely locked out, a deep capacitor drain can sometimes force the non-volatile memory to clear its temporary registers. While this does not wipe the encrypted chip directly, it can resolve glitches where the UEFI misreads a correct password. Shut down the Surface Pro 4 completely. You must contact Microsoft Surface Support and request

Disclaimer: Attempting to modify the hardware of your Surface Pro 4 may void any remaining warranty. If you are struggling with a specific code, let me know: What or code is displayed on the screen? Do you have proof of purchase for the device? Is it a work or personal device ? I can help guide you to the next step.

The official stance from Microsoft is clear: . This is echoed across their support forums. For most people without technical expertise, the official recommendation is to contact Microsoft Support with proof of ownership or replace the motherboard. However, a few alternative methods have emerged from the community that can save a "bricked" device. Visit the official Microsoft Device Support portal

Patch the Dump: Open your BIOS dump file in a hex editor. Locate the specific NVRAM variables tied to security policies (often under headers like "Setup" or variables containing the security hash). Alternatively, run the dump through a reputable BIOS clearing tool to patch out the password region.

I can provide specific links, troubleshooting steps, or technical resources based on your answers. Share public link

Bricking the device permanently.

Are you comfortable using , or do you prefer software-only solutions ?