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 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) …
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 …
Secure Boot Certificate updates: Guidance for IT professionals and ...
Jun 26, 2025 · Finally, the scheduled task updates the Windows boot manager to the one signed by the Windows UEFI CA 2023. Windows will detect that a restart is needed before the boot …
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 …
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.
Surface Secure Boot Certificates - Microsoft Support
The table below shows which devices have the updated certificates already present in UEFI (and as of which version, if applicable) and updated recovery image status.
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 …
Updating Windows bootable media to use the PCA2023 signed …
Feb 4, 2025 · The PowerShell script described in this article can be used to update Windows bootable media so that the media can be used on systems that trust the “Windows UEFI CA …
"0xc0000017" error when you restart a UEFI-based computer in …
Jun 13, 2015 · Fixes an issue in which you receive a "0xc0000017" error code when you restart the operating system. This issue occurs on a UEFI-based computer that is running Windows …