How to Fix Windows Update Invalid Configuration Error
When Windows Update stops working with an 'invalid configuration' error, it usually means a syste...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix OneDrive Sync Version Mismatch on Mac
You open OneDrive on your Mac and see a message like “Sync version mismatch” or “This version of ...
Microsoft Store Service Unavailable: Reinstall App Fix
When you see 'Microsoft Store service unavailable' while trying to open or update an app, it ofte...
How to Fix DNS Errors When Searching in Windows 10
If you get a DNS error when searching in Windows 10—like "DNS server not responding" or "Server D...
Fix Microsoft Store Connection Refused After Update
After a Windows update, some users see a 'connection refused' error when opening Microsoft Store....
PowerShell Script Permission Denied: Fix Execution Policy and Permissions
When you run a PowerShell script and see "permission denied", the cause is usually one of three t...
Topic paths
Quick titles
PowerShell Permission Denied Troubleshooting ChecklistResolve Error 0x800704ec in Microsoft DefenderPowerShell Execution Policy Error GuideTroubleshooting PowerShell WinRM Connection RefusedHow to Fix Path Not Found Error in Command PromptFix Windows Defender Not Loading in Safe ModeFix Remote Desktop Connection Timeout via Command PromptTroubleshooting Windows Defender 504 Timeout