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Repairing System Level OS Issues in Windows 11


System-level issues in Windows 11 can manifest in various ways, such as slow performance, unexpected crashes, or unresponsive applications. This guide will provide a comprehensive overview of how to detect and repair these issues using both Command Prompt (CMD) and PowerShell. We will cover essential commands, how to elevate permissions, and offer tips for effective troubleshooting.

Detecting System-Level Issues

Before jumping into repairs, it’s essential to identify the issues. Here are a few steps to detect system-level problems:

  1. Check Event Viewer: Look for error logs in the Event Viewer.
  • Press Win + X and select Event Viewer.
  • Navigate to Windows Logs > System and Application.
  1. Use Windows Reliability Monitor:
  • Press Win + S, type “Reliability Monitor”, and press Enter.
  • Review the Reliability Monitor for any system stability issues.
  1. Check Disk Health:
  • Press Win + X and select Windows PowerShell (Admin).
  • Run Get-PhysicalDisk to check the health status of your disks.

Repairing System-Level Issues

Using Command Prompt (CMD)

  1. Elevate Permissions in CMD:
  • Press Win + S, type “cmd”, right-click on Command Prompt, and select Run as administrator.
  1. Check and Repair System Files:
  • Run sfc /scannow to scan and repair corrupted system files.
    cmd sfc /scannow
  1. Repair Windows Image:
  • Use the Deployment Imaging Service and Management Tool (DISM) to repair the Windows image.
    cmd DISM /Online /Cleanup-Image /CheckHealth DISM /Online /Cleanup-Image /ScanHealth DISM /Online /Cleanup-Image /RestoreHealth
  1. Check Disk for Errors:
  • Use the Check Disk utility to scan for and fix disk errors.
    cmd chkdsk /f /r C:

Using PowerShell

  1. Elevate Permissions in PowerShell:
  • Press Win + S, type “PowerShell”, right-click on Windows PowerShell, and select Run as administrator.
  1. Check and Repair System Files:
  • Run sfc /scannow to scan and repair corrupted system files.
    powershell sfc /scannow
  1. Repair Windows Image:
  • Use DISM to repair the Windows image.
    powershell DISM /Online /Cleanup-Image /CheckHealth DISM /Online /Cleanup-Image /ScanHealth DISM /Online /Cleanup-Image /RestoreHealth
  1. Check Disk for Errors:
  • Use Get-Volume to list all volumes and Repair-Volume to repair a specific volume.
    powershell Get-Volume Repair-Volume -DriveLetter C -Scan Repair-Volume -DriveLetter C -OfflineScanAndFix

Additional Tips and Helpful Information

Safe Mode

Booting into Safe Mode can help isolate and troubleshoot issues:

  • Press Win + R, type msconfig, and press Enter.
  • Go to the Boot tab and select Safe boot, then click OK and restart your computer.

System Restore

Use System Restore to revert your system to a previous state:

  • Press Win + S, type “System Restore”, and select Create a restore point.
  • Click on System Restore and follow the prompts to restore your system to an earlier state.

Check for Windows Updates

Keeping your system up to date can resolve many issues:

  • Press Win + I to open Settings.
  • Go to Update & Security > Windows Update and click Check for updates.

Clean Boot

Performing a clean boot can help identify if background services or startup programs are causing issues:

  • Press Win + R, type msconfig, and press Enter.
  • Go to the Services tab, check Hide all Microsoft services, and click Disable all.
  • Go to the Startup tab, open Task Manager, and disable all startup items.
  • Restart your computer.

Use System File Checker Offline

If you cannot boot into Windows, use the System File Checker offline:

  1. Boot from a Windows installation media (USB/DVD).
  2. Select Repair your computer > Troubleshoot > Advanced options > Command Prompt.
  3. Run the following commands:
   sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows

By following these steps, you can effectively detect and repair system-level issues in Windows 11. Regular maintenance and updates are crucial for keeping your system running smoothly.


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