Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

This article describes issues that registry bloat may cause user logon delays or cause application users to receive a "0x800705AA" error. These issues occur on computers using Windows 8.1, Windows RT 8.1, or Windows Server 2012 R2. KB 3063843 consists of a corrective fix that prevents WNF registrations from being leaked after fix installation ...

When upgrading to, or updating, Windows 10, you might encounter the error “We couldn’t update system reserved partition”, error code 0xc1900104, or error code 0x800f0922. Cause. The System Reserved Partition (SRP) may be full.

If you have installed the update KB2821895, and then run the System File Checker using the command sfc /scannow, the scan reaches 100% complete, and you receive the following error: Windows Resource Protection found corrupt files but was unable to fix some of them.

Make sure you have the latest updates for Windows and device drivers. 2. Restart your PC and open only the apps you need. 3. Use ReadyBoost to help improve performance. 4. Make sure the system is managing the page file size. 5. Check for low disk space and free up space.

Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization. Note: If you want to manually update the operating system for Windows 10 or Windows 11, use the methods in Download Windows 10 or Download Windows 11 .

To help you keep your device secure, Windows Security monitors your device for security issues and provides a health report, which appears on the Device performance & health page. The Health report alerts you to common issues in four key areas and offers recommendations to remedy them.

System File Checker is a utility in Windows that checks for problems with files on your computer. To run it, follow these steps: Make sure you've installed the latest updates for Windows, and then restart your machine.

System Configuration is a system utility that allows you to troubleshoot issues with Windows startup. It provides options to customize the startup process, including the ability to enable or disable software, control startup services, and access other advanced system settings.

1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services