Use the System File Checker tool to repair missing or corrupted system ...
Learn how to use the System File Checker tool (SFC.exe) to scan and restore Windows system files that are not working or causing crashes. Follow the steps to run SFC.exe, view the scan results, and manually replace the corrupted files if needed.
Update your security processor (TPM) firmware - Microsoft Support
Learn why you need to update your TPM firmware to protect your Windows 10 device from security vulnerabilities. Follow the steps to download and install Windows updates, firmware updates, and clear your TPM.
Uninstall or remove apps and programs in Windows
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.
Remove malware from your Windows PC - Microsoft Support
Learn how to use Microsoft Defender Antivirus to scan and remove malware, viruses, or other threats from your PC. Follow the steps to run an offline scan and view the results in Windows 10 or 11.
Applies To:
OneDrive (home or personal), OneDrive for Windows
Automatically fix Windows security issues - Microsoft Support
Learn how to use the Windows Security Troubleshooter to diagnose and repair security problems by turning on UAC, DEP, Windows Firewall, and other features. Download the troubleshooter and run it on the affected computer or a flash drive or a CD.
KB5022661—Windows support for the Trusted Signing (formerly Azure Code ...
Learn how to use Trusted Signing to sign user mode PE files for Windows kernel digital signature verification. Find out the compatibility, updates, and root certificate requirements for Trusted Signing.
Fix problems that block programs from being installed or removed
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.
Help in Disk Management - Microsoft Support
Learn how to use Disk Management in Windows 10 to perform tasks like initializing, extending, shrinking, or changing drive letters. Find troubleshooting tips and links to other resources.
Configure startup applications in Windows - Microsoft Support
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.
How to start a scan for viruses or malware in Microsoft Defender ...
Learn how to start a quick or deep scan for malware on Windows, Android, or Mac with Microsoft Defender. Find out the signs of infection and how to protect yourself from fraud.
Applies To:
Microsoft Defender on Android, Microsoft Defender on Mac, Microsoft Defender on Windows