How to use Surface UEFI - Microsoft Support
Learn about Unified Extensible Firmware Interface (UEFI) features and how to access them on Surface Pro 4, Surface Book, and Surface Studio.
Windows 11 and Secure Boot - Microsoft Support
While the requirement to upgrade a Windows 10 device to Windows 11 is only that the PC be Secure Boot capable by having UEFI/BIOS enabled, you may also consider enabling or …
Windows Secure Boot certificate expiration and CA updates
Jun 26, 2025 · As an industry standard, UEFI Secure Boot defines how platform firmware manages the certificates, authenticates firmware, and how the operating system (OS) …
Enable Virtualization on Windows - Microsoft Support
Oct 14, 2025 · Learn how to enable virtualization through the UEFI (or BIOS) of your PC to run the Windows Subsystem for Android or Windows Subsystem for Linux.
Forgot UEFI password for Surface - Microsoft Support
If you forgot your UEFI password, here's what you can do. Check with your IT administrator for the password If your device is managed by someone else, such as your IT department or a …
Registry key updates for Secure Boot: Windows devices with IT …
Oct 14, 2025 · How these keys work together IT admins configure the AvailableUpdates registry value to 0x5944, which signals Windows to execute the Secure Boot key update and …
How do I use the BIOS/UEFI on Surface Pro 3 and earlier devices
Oct 14, 2025 · Learn about Unified Extensible Firmware Interface (UEFI) features and how to access them on Surface Pro models and Surface 3.
How to fix touch issues on your Surface touchscreen
Unified Extensible Firmware Interface (UEFI) is a type of software that helps Windows communicate with your Surface’s hardware. Because UEFI operates independently of …
Enable TPM 2.0 on your PC - Microsoft Support
If you need to enable TPM, these settings are managed via the UEFI BIOS (PC firmware) and vary based on your device. You can access these settings by choosing: Settings > Update & …
Windows Secure Boot Key Creation and Management Guidance
Aug 6, 2025 · For more information, see the following resources: Windows Secure Boot Key Creation and Management Guidance Microsoft Secure Boot open-source repository for the …