Command Prompt Service Unavailable: Troubleshooting Checklist
When you open Command Prompt and see 'Service unavailable' or 'The requested service is not avail...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
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View listHow to Repair an Outlook Data File (.pst/.ost)
If Outlook suddenly won't open, shows error messages about a data file, or you can't see certain ...
Fix Windows Update Configuration Failed Reverting Changes Error
You restart your PC after a Windows Update, only to see “Configuration failed. Reverting changes....
Fix Windows Terminal Certificate Error After Update
After a Windows update, Windows Terminal may show a certificate error when starting. This typical...
Fix Dependency Conflicts When Microsoft Store Games Won't Launch
You install a game from the Microsoft Store, click Launch, and nothing happens—or you get a vague...
How to Fix PowerShell Failed to Start on Windows 10
When PowerShell fails to start on Windows 10, you may see an error message like "Windows PowerShe...
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