Windows Startup Settings - Microsoft Support
Oct 14, 2025 · If a problem doesn't reappear when you start in safe mode, you can eliminate the default settings, basic device drivers, and services as possible causes. Other startup settings …
Windows 11 and Secure Boot - Microsoft Support
Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.
How to perform a clean boot in Windows - Microsoft Support
Describes how to use the clean boot process to troubleshoot a problem in Windows
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, …
How to manage the Windows Boot Manager revocations for …
May 9, 2023 · This article describes the protection against the publicly disclosed Secure Boot security feature bypass that uses the BlackLotus UEFI bootkit tracked by CVE-2023-24932, …
Enable TPM 2.0 on your PC - Microsoft Support
Learn how to check if your PC is capable of running TPM 2.0 or how to enable TPM 2.0 to upgrade to Windows 11.
Open Outlook in safe mode - Microsoft Support
Type Outlook.exe /safe, and click OK. Tip: If Windows can't find Outlook.exe /safe, try using the full path to Outlook (for example C:\Program Files\Microsoft Office\OfficeXX, where XX is your …
HOW TO: Force Windows to Use Standard VGA Compatible Driver
This is the same VGA driver that Windows uses in Safe mode. If the computer becomes stable or shuts down in a typical manner while you are using the standard VGA driver, you may have to …
How do I use the BIOS/UEFI on Surface Pro 3 and earlier devices
Oct 14, 2025 · If Secure Boot keys are installed, you can delete them by selecting Delete All Secure Boot Keys. If Secure Boot keys aren't installed, you can select Install All Factory …
Surface turns on but shows a red bar and an unlocked lock icon
Secure Boot is an important security feature designed to prevent malicious software from loading when your PC starts up (boots). Use the solution below to turn on Secure Boot.