How to Enable Windows Defender Service Manually
If Windows Defender won't start or you see warnings that it's turned off, the underlying service ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Login Loop with Registry Edit
If you're stuck in a login loop after signing into Windows, where the screen flashes and returns ...
Fix Windows Activation Backup Restore Failure After Update
After a Windows update, you might see an error when trying to restore an activation backup. The b...
Fix Task Scheduler Service Unavailable Due to Corrupted Registry
You may see “Task Scheduler service is unavailable” when opening Task Scheduler, or scheduled tas...
Fix Chrome 502 Bad Gateway Error on Windows 10
You're browsing in Chrome on Windows 10 and suddenly see 502 Bad Gateway. The pa...
Windows Security Invalid Configuration Checklist
You open Windows Security and see a message about an invalid configuration. This usually means a ...
Topic paths
Quick titles
Fix Windows Activation Path Not Found ErrorStep-by-Step PST Repair for Outlook Not OpeningHow to Fix Outlook Proxy Connection IssuesHow to Find Microsoft Store Log File LocationResolve Error 1068 for Windows Update ServiceResolve Chrome 'Profile Not Found' ErrorFix Remote Desktop Service Not Starting After UpdateOneDrive Not Syncing on Windows 10: Troubleshooting Guide