In this article Overview How a Secure Boot certificate servicing works Where to start when troubleshooting Secure-Boot-Update scheduled task Why a scheduled task is used The AvailableUpdates registry bitmask Integration with OEM firmware Common failure scenarios and resolutions Reference and internals AvailableUpdates bits used for certificate servicing Expected progression (AvailableUpdates ...

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

Windows Security app update This security update provides the latest changes for the Windows Security app. The update is composed of the Windows Security app and its underlying service. This update applies to only Windows 11 devices (build 22000 or later)

Search for help on the taskbar, use the Tips app, select the Get help link in the Settings app, or go to support.microsoft.com/windows.

This article explains how to repair apps and programs in Windows 11 and use Settings to fix common app issues without reinstalling. You can repair some apps and programs if they're not running correctly.

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.

If you are using a Windows 11 device, start by running the automated Windows Activation troubleshooter in the Get Help app. It will automatically run diagnostics and attempt to fix most of the problems.

How tech support scams work Scammers may call you directly on the phone and pretend to be representatives of a tech company. They might even spoof the caller ID so that it displays a legitimate support phone number from a trusted company. They'll probably ask you to install applications that give them remote access to your device. Using remote access, these experienced scammers can ...

Summary A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This is a 48‑digit number that lets you regain access to your drive.

Learn how to use the PC Health Check app to help you improve your device performance.