How to Fix Windows Update Error 404 Not Found
You see error 404 when checking for updates in Windows Update. This usually means the update serv...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'Module Not Found' Error in Microsoft Teams Installation
You're trying to install or update Microsoft Teams, and you see an error like 'Module not found' ...
Fix Chrome Profile Sync After Offline Installer Setup
You installed Chrome using the offline installer (the full setup file), but now your profile won'...
Fix Task Scheduler Auto Start Not Working After Update
After a Windows update, some users find that their scheduled tasks no longer run automatically at...
How to Fix OneDrive Error 0x8004de40
If you see error code 0x8004de40 when trying to sign in or sync files in OneDrive, it usually mea...
Fix Windows Search Not Working Due to DNS Error
You search for a file or app in Windows, and nothing shows up, or you get an error like "Somethin...
Topic paths
Quick titles
Fix Slow Microsoft Store Downloads and LoadingOneDrive Not Syncing on Windows 10: Troubleshooting GuideSQL Server Connection Refused in Scheduled TasksReduce Microsoft Teams CPU and Memory UsageFix Windows Activation Error 0xc004c003 After Hardware ChangeStep-by-Step Windows Security TroubleshooterHow to Fix Windows Defender Disabled by Group PolicyHow to Stop SearchIndexer.exe High CPU Usage