Use the System File Checker tool to repair missing or corrupted system ...
DISM.exe /Online /Cleanup-image /Restorehealth. Important: When you run this command, DISM uses Windows Update to provide the files that are required to fix corruptions. However, if your Windows Update client is already broken, use a running Windows installation as the repair source, or use a Windows side-by-side folder from a network share or ...
Uninstall or remove apps and programs in Windows - Microsoft Support
Press and hold (or right-click) on the app, then select Uninstall. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. : Some apps can't be uninstalled from the Settings app right now. For help uninstalling these apps, follow the instructions to uninstall from Control Panel.
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
Tips to improve PC performance in Windows - Microsoft Support
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. 6. Adjust the appearance and performance of Windows. 7. Pause OneDrive syncing
Configure startup applications in Windows - Microsoft Support
Learn how to optimize system performance by managing startup applications in Windows.
Fix problems that block programs from being installed or removed
Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel. If you're trying to remove malware, you can use Windows Security (or another antivirus tool), or you can use the Windows Malicious Software Removal tool.
How to use the PC Health Check app - Microsoft Support
PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check.
Repair apps and programs in Windows - Microsoft Support
You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs. Repair options from the Settings page. Select Start > Settings > Apps > Apps & features. Select the More icon next to the app you want to fix.
Update to enable TLS 1.1 and TLS 1.2 as default secure protocols in ...
To apply this update, you must install Service Pack 1 for Windows 7 or Windows Server 2008 R2. There's no prerequisite to apply this update in Windows Server 2012. To apply this update, the DefaultSecureProtocols registry subkey must be added.
Fix sound or audio problems in Windows - Microsoft Support
If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 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.