Fix PowerShell Service Unavailable Error on Windows
You're running a PowerShell command and get a red error: "Service unavailable". ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Update Invalid Configuration Error
You try to run Windows Update and get an error saying the configuration is invalid. This usually ...
How to Fix Windows Terminal Authentication Failed Error
When Windows Terminal shows an authentication failed error, it usually means the terminal cannot ...
Fix Missing Task Scheduler Command Line Tool
If you see an error that the task scheduler command line tool is missing when running schta...
How to Fix OneDrive Sync Login Loop
If you're stuck in a OneDrive sync login loop—where you sign in, it seems to work, but then immed...
Fix Windows Security Proxy Error: Permission Denied
When Windows Security displays a "proxy error: permission denied" message, it usually means the s...
Topic paths
Quick titles
Windows Search Can't Connect to Internet? Try These FixesFix Windows Security 404 Error When OpeningFix Chrome Profile Login Loop by Clearing Cache and CookiesHow to Resolve BitLocker Access Denied ErrorHow to Resolve Defender 504 TimeoutResolve Chrome Module Not Found Error CodeClear Microsoft Store Cache to Fix Loading IssuesFix Chrome Profile Permission Denied Error