Windows Store Error 0x80073cf9: How to Fix Installation Failures
You try to install or update an app from the Microsoft Store, but you get error 0x80073cf9. The a...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix a Stuck Command Prompt Update
You start a Windows update and the progress bar stalls at a certain percentage, or the command pr...
Fix Ubuntu APT Lock File Permission Denied Error
You try to run apt update or apt install and see an error like E:...
Fix OneDrive Sync Path Not Found Error 0x8007016a
You see error 0x8007016a in OneDrive: 'The path specified is not available' or 'Sync path not fou...
Fix Windows Defender 404 Not Found After Update
After installing a recent Windows update, some users find that Windows Defender is missing or sho...
Why Windows Update Shows Paused but Still Running
You click Pause updates, but the progress bar keeps moving. Or you see 'Updates paused' but your ...
Topic paths
Quick titles
Outlook Crashes When Searching Emails – How to FixTeams Update Crashes: Step-by-Step FixChrome Sync Error: Service Unavailable TroubleshootingFix 'Access Denied' for Chrome ExtensionsMicrosoft Store High CPU Fix GuideHow to Resolve Chrome Profile Network ErrorHow to Fix npm ERESOLVE Dependency Tree ErrorHow to Resolve Expired Security Token in Windows