Fix Microsoft Store App Version Mismatch Errors
You open a Microsoft Store app and get an error about a version mismatch, or the app won't start ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Version Mismatch Sync Errors
You see a message that Windows Defender definitions are out of sync, or that the client and serve...
Fix Windows Defender Permission Denied Errors
When Windows Defender reports a "Permission Denied" error, it usually means the software cannot a...
How to Fix Microsoft Teams Failed to Start Error
When you click the Microsoft Teams icon and nothing happens, or you see a message that Teams fail...
How to Fix OneDrive Access Denied Error 0x80070005
You try to open or sync a file in OneDrive and see "Access Denied" with error code 0x80070005. Th...
Windows Update 502 Bad Gateway: Step-by-Step Fix
When you run Windows Update and see a 502 Bad Gateway error, it usually means th...
Topic paths
Quick titles
OneDrive Sync Fails with Proxy Server – Fix GuideRun Task Scheduler Only When Internet Is AvailableWindows Update 404 Error Fix GuideMac Can't Access Windows Share Permission DeniedWindows Defender 502 Bad Gateway TroubleshootingHow to Fix Visual Studio Installer After UpdateRestore Chrome Profile After CorruptionWindows Defender Settings Greyed Out Fix