Fix Command Prompt Service Unavailable After Update
After a Windows update, you might see the error "Command Prompt service unavailable"
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Search DNS Error After Network Change
If Windows Search stops working after you change networks — for example, moving from office Wi‑Fi...
BitLocker Not Prompting for Password After Boot: Fixes
If your Windows device boots straight to the desktop without asking for a BitLocker password, the...
Microsoft Teams Memory Usage Keeps Increasing: Fixes
You open Task Manager and see Microsoft Teams using 1 GB of RAM, and it keeps climbing. Over a fe...
Fix 'PowerShell Command Not Found' on Mac
If you run a PowerShell command on your Mac and see 'command not found', it usually ...
Fix 'Security Module Not Found' in Windows Defender
If you see a message in Windows Security that says something like "Security module not found" or ...
Topic paths
Quick titles
Fix Windows Defender SSL Certificate Sync ErrorsGit Push Non-Fast-Forward Error TroubleshootingFix kubectl Connection Refused on WindowsMicrosoft Store Timeout Error: How to Fix ItHow to Fix GitLab Runner Pending State After UpdateOutlook 504 Gateway Timeout Fix GuideLocate Windows Activation Error Logs EasilyFixing PowerShell Access Denied Errors in Windows