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  1. Windows Startup Settings - Microsoft Support

    Oct 14, 2025 · Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers …

  2. How to perform a clean boot in Windows - Microsoft Support

    Describes how to use the clean boot process to troubleshoot a problem in Windows

  3. Force a shutdown and restart your Surface - Microsoft Support

    Surface not responding or freezing up? Here’s how to restart it—also known as a soft reset.

  4. Windows 11 and Secure Boot - Microsoft Support

    Secure Boot is an important security feature designed to prevent malicious software from loading when your PC starts up (boots). Most modern PCs are capable of Secure Boot, but in some instances, …

  5. Windows Recovery Environment - Microsoft Support

    Oct 14, 2025 · UEFI Firmware Settings: When using this option, your device restarts and takes you to the UEFI firmware settings screen, where you can configure various hardware settings, such as boot …

  6. KB5071844: Safe OS Dynamic Update for Windows 11, version 24H2 …

    Dec 1, 2025 · Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot …

  7. KB5062693: Safe OS Dynamic Update for Windows 11, version 22H2 …

    Jul 8, 2025 · Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot …

  8. Troubleshooting Windows unexpected restarts and stop code errors

    Start your PC in safe mode. If you're having trouble restarting, you can start your PC in safe mode. See Start your PC in safe mode in Windows 10 for details. From safe mode, you can try the remaining …

  9. KB5062688: Safe OS Dynamic Update for Windows 11, version 24H2 …

    Jul 8, 2025 · This might affect the ability of certain personal and business devices to boot securely if not updated in time. To avoid disruption, we recommend reviewing the guidance and taking action to …

  10. Open Office apps in safe mode on a Windows PC - Microsoft Support

    See how to work with Office safe modes to safely use a Office program that has encountered certain problems.