Websites claiming to generate unlock keys from your serial number do not work for Surface Pro 4.
To clear this password, you must use official administrative recovery channels or hardware-level reprogramming.
: Reach out to Microsoft Support or a professional technician. They can guide you through the process or perform the reset for you.
| Method | Difficulty | Success Rate | Risk of Bricking | Cost | | :--- | :--- | :--- | :--- | :--- | | Default Passwords | Easy | 5% | Zero | Free | | WinRE Backdoor | Medium | 20% | Low | Free | | Keyboard Brute Force | Easy | 15% (Old FW only) | Zero | Free | | | Hard | 95% | Medium | $10-15 | | Microsoft Debug Port | Extreme | 100% | Low (if you own probe) | $500+ | surface pro 4 bios password reset high quality
Go to Settings > Update & Security > Recovery . Under Advanced startup , click Restart now . This allows you to reinstall Windows or execute command-line repair tools cleanly. High-Quality Best Practices for Surface Firmware Management
Because Microsoft builds the Surface Pro 4 with high-level enterprise security, there is no simple "backdoor" software tool or universal master password to clear it. However, you can successfully regain control of your device using proven, high-quality methodologies. The Reality of Surface Pro 4 Security
: Continue holding Volume Down until you're prompted to select a language and keyboard layout. Select your preferences. Websites claiming to generate unlock keys from your
If the BIOS loads, look for security settings to see if you can change or remove the password. 2. Microsoft Official Support (Proven High-Quality)
. It may require running via Command Prompt using msiexec /i .msi .
Identify the flash chip on the motherboard. They can guide you through the process or
If the device was issued by a school or company, the UEFI password was likely set by an administrator. They are the only ones who can provide or clear the password for you. 2. Device Exchange (Out-of-Warranty)
Microsoft provides a built-in feature in the UEFI firmware settings to reset the BIOS password on Surface Pro 4. Here's how: