Fix Windows Defender 404 Not Found After Update
After installing a recent Windows update, some users find that Windows Defender is missing or sho...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listGitLab Runner Not Picking Up Jobs: Common Fixes
You've set up a GitLab Runner, but jobs sit in the queue with no signs of being picked up. This g...
Fix Outlook Blank Screen After Windows 10 Update
After a Windows 10 update, you might open Outlook only to see a blank window—no folders, no email...
Fix Windows Security Not Opening Error 0x80073cfc
When you double-click Windows Security and nothing opens, or you see error 0x80073cfc, it usually...
How to Setup Windows Defender Exclusion for Network Drives
If Windows Defender scans a network drive every time you access it, you may notice slow file oper...
Fix Chrome Profile Authentication Failed on Windows 10
You open Chrome on your Windows 10 PC and get an error saying "Profile authentication failed." Th...
Topic paths
Quick titles
Fix PowerShell Command Not Found After Windows UpdateConfiguring Task Scheduler for Alternate CredentialsOneDrive Sync Update Errors: Troubleshooting ChecklistResolve OneDrive Sync Module Permission ErrorMicrosoft Store Offline Installer FixesBitLocker Best Settings to Fix Slow BootBitLocker Setup: Resolving Dependency ErrorsGuide to Outlook Error 0x8004010f and High CPU