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 listWindows Activation Failed to Start Windows 10 Troubleshooting Checklist
If you see the error 'Windows activation failed to start Windows 10' when trying to activate, it ...
Fix Outlook Error 0x80040115: Service Unavailable
When Outlook shows error 0x80040115 and says the service is unavailable, it usually means the pro...
Fix OneDrive Sync Service Unavailable on Windows 10
You open OneDrive and see 'Sync service unavailable' with no files syncing. This usually means th...
Fix Task Scheduler Stuck on Loading with Service Not Running
If Task Scheduler appears stuck on a loading screen and you see a message that the service is not...
Task Scheduler Login Loop: Troubleshooting Checklist
If your scheduled tasks run repeatedly or fail with credential prompts, you may be stuck in a log...
Topic paths
Quick titles
PowerShell Cannot Connect to 127.0.0.1 Firewall FixResolve Chrome 504 Error: Quick StepsHow to Fix nginx -t ErrorsOneDrive Sync Settings ChecklistOutlook Not Responding? Try These FixesHow to Start Windows Defender Threat ServiceHow to Fix Chrome Profile Error on StartupTroubleshooting Windows Security 0x80070422