Learn how to use the System File Checker tool (SFC.exe) to scan and restore missing or corrupted system files in Windows. Follow the steps to run the tool, view the scan results, and manually replace the corrupted files if needed.

Learn how to remove apps and programs from your Windows 10 or 11 device using different methods. Find tips and troubleshooters for common issues and errors.

Learn how to use the Program Install and Uninstall troubleshooter to repair issues that block programs from being installed or removed. The troubleshooter fixes corrupted registry keys and runs on Windows 10, 8.1, 8 and 7.

Learn how to use various built-in tools to manage Windows, such as Control Panel, System Configuration, Registry Editor, and more. Find out how to access and customize each tool for your preferences and requirements.

Learn how to use the Program Install and Uninstall troubleshooter to fix corrupted registry keys, update data, and blockages that prevent you from installing or removing programs. Download the troubleshooter and follow the steps it provides.

Learn how to run System File Checker (sfc /scannow) in Windows 10 to check and fix problems with files on your computer. Follow the steps to update Windows, open Command Prompt as administrator, and type the commands.

Learn how to use Microsoft Defender Antivirus to scan and remove malware from your PC. Follow the steps to run an offline scan, view the results, and take action against detected threats.

Learn how to use System Restore to fix problems with apps, drivers, or Windows updates in Windows 10. System Restore won't affect your personal files, but it will remove changes made after the restore point.

Learn how to optimize your Windows device by customizing which applications launch on startup. Find different ways to configure startup applications from Settings, Task Manager, or File Explorer, and fix common errors.

Learn how to fix your PC problems with different recovery options, such as resetting your PC, restoring from a system restore point, or using installation media. Find out which option to use depending on your situation and follow the steps to try to get things working again.