Surface Pro 4 Bios Password Reset High Quality «UPDATED ✰»
Title: Surface Pro 4 BIOS Password Reset: The Complete High-Quality Guide
Stuck staring at a key icon and a blank text box? You’ve just encountered the BIOS (UEFI) password on your Microsoft Surface Pro 4.
Procedure (condensed):
- Power off, remove SSD (unnecessary but safe).
- Disconnect battery (critical!).
- Locate BIOS chip (U21 or U22 near heatsink).
- Clip programmer → detect chip → read → save dump.
- Open dump in Hex editor → locate password string (often in
SetupPassword or AdminPassword).
- Replace with
FFFFFFFFFFFF or use bios-pw-gen scripts specific to InsydeH2O UEFI.
- Verify checksums (optional but wise).
- Write back, verify, reassemble.
- Boot, enter BIOS – password gone.
Success Rate: Very low (20%). Most Surface Pro 4 BIOS locks block access to UEFI settings entirely. surface pro 4 bios password reset high quality
If you can still log into Windows, you may be able to use Microsoft's own management tools to clear the firmware lock without opening the device. Using the Surface UEFI Configurator Title: Surface Pro 4 BIOS Password Reset: The
- Forgotten password: If you have forgotten the BIOS password, you won't be able to access the BIOS settings, which can limit your ability to troubleshoot issues or make changes to the device.
- Second-hand device: If you've purchased a used Surface Pro 4, you might need to reset the BIOS password to gain access to the BIOS settings.
- Locked device: If the device is locked with a BIOS password, you might need to reset it to regain access to the device.
- Microsoft / Organization account recovery
Recommendation: ⭐⭐⭐⭐ (4/5) – Effective, but not beginner-friendly. Worth it for a locked, otherwise functional Surface Pro 4. Power off, remove SSD (unnecessary but safe)
Method 3: Contacting Microsoft Support
Step-by-Step Hardware Reset:
Step 1: Disassembly