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  1. Use the System File Checker tool to repair missing or corrupted …

    Jan 12, 2007 · Use the System File Checker tool to repair missing or corrupted system files. When critical Windows system files are missing or corrupted, some Windows features may stop working …

  2. Windows troubleshooters - Microsoft Support

    Get Help has troubleshooters, or diagnostic tests, that can check your system configuration for anything that might be causing issues using your devices. Here's a few of the more common ones.

  3. Use a troubleshooter with Windows 10 - Microsoft Support

    Oct 14, 2025 · Instead of fix-it tools, Windows 10 uses troubleshooters to help you solve problems. To run a troubleshooter, use the following steps: Select Start > Settings > Update & Security > …

  4. Tips to improve PC performance in Windows - Microsoft Support

    To help diagnose and resolve many of these issues, you can use the Microsoft PC Manager app, which provides tools to clean up storage, manage startup apps, and optimize system performance.

  5. Troubleshoot problems updating Windows - Microsoft Support

    Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

  6. Fix issues by reinstalling the current version of Windows

    Windows Update can help fix problems with your PC. Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of …

  7. Troubleshooting Windows unexpected restarts and stop code errors

    Windows 10 might shut down or restart unexpectedly when a serious problem occurs, causing you to briefly see an error message, such as “Your device ran into a problem and needs to restart.”

  8. Fix Wi-Fi connection issues in Windows - Microsoft Support

    In this guide, we'll explore a range of solutions to help you fix Wi-Fi problems in Windows, providing clear and detailed instructions for effective troubleshooting.

  9. Fix sound or audio problems in Windows - Microsoft Support

    Find out how to fix sound or audio problems in Windows.

  10. Mouse and keyboard problems in Windows - Microsoft Support

    Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.

  11. Running troubleshooters in Get Help - Microsoft Support

    Get Help has troubleshooters you can run for many common scenarios. These often help resolve issues without the need to contact support. If a troubleshooter is available for your issue, select Start to run …