Chrome Extension Troubleshooting Checklist
Chrome extensions can stop working for a variety of reasons. Before you assume the extension is b...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listChrome File Locked by Extension: Fixes and Checks
If you see a message like "File locked by extension" in Chrome, it usually means an extension has...
Windows Defender Service Not Starting: Fixes and Checks
When Windows Defender won't start, you might see an error like "Windows Defender service can't be...
Fix Microsoft Store Unavailable After Windows Update
After a Windows update, you might open the Microsoft Store and see a message like "Service Unavai...
Fix Microsoft Store Access Denied for Admin Account
You're signed in with an administrator account, but Microsoft Store still shows 'Access Denied' o...
Fix Microsoft Teams Installation Error on Mac
You try to install Microsoft Teams on your Mac, but the installer fails partway through or throws...
Topic paths
Quick titles
Resolve Chrome Profile Version Mismatch After UpdateTroubleshoot Outlook DNS Error Code 0x800ccc0fWindows Defender Offline Scan Step-by-StepTask Scheduler 504 Error Causes and FixesFix Remote Desktop Backup Restore Error 0x80070005Reset Windows Terminal to Default SettingsRecover Lost Folders After Outlook MigrationOneDrive Sync Error Permission Denied and 504 Gateway Timeout