Fixes an issue in which you receive crash reports for web-based applications. This issue occurs if Internet Explorer 11 or Internet Explorer 10 is installed on your computer.

Provides links to the uninstall tools and directions for many security programs.

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. Note that you won't see repair, change, or modify options for all apps and programs. Repair options from the Settings page.

When critical Windows system files are missing or corrupted, your operating system may begin to malfunction. Common symptoms include Windows features not working properly, system errors, or Windows becoming unresponsive or freezing.

Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families). For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11. Learn more. Note: Use these steps for Windows programs.

Some icons in My Computer, in Windows Explorer, on the desktop, or on the Quick Launch Bar change randomly. Troubleshoots and fixes common issues with file and folder operations in Windows.

Real-time protection is a feature in the Windows Security app that continuously monitors your device for potential threats such as viruses, malware, and spyware. This feature ensures that your device is actively protected by scanning files and programs as they are accessed or executed.

Fixes an Internet Explorer 11 crashes issue. This issue occurs when you turn on or turn off the Enterprise Mode feature.

When you shut down a computer that is running Windows RT, Windows 8, or Windows Server 2012, Windows Error Reporting (WER) incorrectly generates a crash report. However, no functionality or data is lost. To resolve this issue, install the Windows 8 and Windows Server 2012 cumulative update 2811660.