Windows Security Invalid Configuration Checklist
You open Windows Security and see a message about an invalid configuration. This usually means a ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix OneDrive Sync Invalid Configuration Permission Denied
You open OneDrive and see an error like "Invalid configuration" or "Permission denied" when tryin...
Fix Task Scheduler Error 404 Not Found in Windows 10
You schedule a task in Windows 10 Task Scheduler, but when it runs (or you try to open it), you g...
Fix PowerShell Assembly Cache Not Updating
You’ve updated a .NET assembly in the Global Assembly Cache (GAC) or copied a new DLL into a modu...
Windows Security Not Scanning for Viruses: How to Fix
If Windows Security (formerly Windows Defender) is not scanning for viruses, you may see an error...
Fix Firefox Secure Connection Failed After Update
After a Firefox update, you might see a 'Secure Connection Failed' error when visiting websites. ...
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