Fix PowerShell Service Unavailable Error During SFC Scan
You try to run sfc /scannow in PowerShell and get an error like "Service unavailable...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix 'Repair Windows Defender Command Not Found' Error
If you run repair-windows-defender in Command Prompt or PowerShell and get a 'comman...
Fix Windows Security DNS Error Blocking Internet Access
If your internet stops working and you see a Windows Security DNS error, it usually means the DNS...
Windows Server Activation Error 0xc004f074: Fixes and Checks
If you see error 0xc004f074 when activating Windows Server, it usually means the Key Management S...
How to Fix Windows Defender 504 Gateway Timeout
If you see a '504 Gateway Timeout' error when opening Windows Security or running a scan, Windows...
Fix 'Permission Denied' in VS Code Terminal on Windows 10
When you see "permission denied" in the Visual Studio Code terminal on Windows 10, it usually mea...
Topic paths
Quick titles
Resolve npm ERESOLVE After Node UpgradeFix Windows Defender Real-Time Protection Stuck on ScanningFix Windows Defender Blank Screen Error CodeMac Chrome Slow All of a Sudden: Troubleshooting GuideFix Remote Desktop Version Mismatch Without UpdatingFix Windows Activation SSL Certificate Error After System RestoreWindows Update Not Working? Try This ChecklistGitHub Actions Workflow Fails With No Error Message