How to Fix Chrome Profile 404 Not Found Sync Error
You open Chrome and see a '404 Not Found' error linked to your profile, or sync stops working wit...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Outlook Auto Start Not Working in Windows 7
If you rely on Outlook opening as soon as you log into Windows 7, having it fail to auto-start ca...
Fix Windows Update Stuck at 100% in Safe Mode
If you boot into Safe Mode to troubleshoot a stuck Windows Update, only to find the update still ...
Fix 'Remote Desktop Reset Settings Permission Denied' Error
You try to reset Remote Desktop settings—maybe by deleting the default.rdp file or clearing the M...
How to Fix BitLocker Service Unavailable Error
You see a message that the BitLocker service is unavailable when you try to manage encryption, op...
Fix Windows Security Not Starting Due to Third-Party Antivirus
If Windows Security (formerly Windows Defender) refuses to start or shows a blank screen, a third...
Topic paths
Quick titles
Outlook Won't Auto Start After UpdateChecklist for Resolving PowerShell Version MismatchesError 0x800f081f: Windows 10 Update ChecklistFix VirtualBox Driver Error After Kernel UpdateFix Windows Security Version Mismatch Configuration ErrorWindows Sign-In Loop Troubleshooting Guidepnpm Store Permission Denied vs npm Cache: FixesFix Windows Activation Blank Screen in Safe Mode