Fix Windows Security Service Not Running Error
You open Windows Security and see a red banner: “Windows Security service is not running.” Or you...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Service Not Starting Error
If you see an error that Windows Defender won't start—or the service stops immediately—it's usual...
MongoDB Authentication Failed Error 18: Causes and Fixes
When you see MongoDB AuthenticationFailed (error code 18), it means the server r...
Stop BitLocker Asking for Password at Boot
If your Windows PC prompts you for a BitLocker password every time you boot up, you're likely usi...
Windows Update Stuck at 100% Not Installing: How to Fix
You've waited for a Windows update to finish downloading, but it hangs at 100% and won't install....
Fix Windows Search Bar Not Working After Update
After a Windows update, the search bar may stop responding or show no results. This is a known is...
Topic paths
Quick titles
Troubleshooting Teams Gateway Timeout IssuesHow to Fix 502 Bad Gateway in Windows SearchHow to Unpause Windows Search IndexingFix Windows Activation After Dual Boot UbuntuMicrosoft Teams Port Conflict on Mac: Troubleshooting GuideHow to Fix Chrome Extension Permission Denied on Windows 10OneDrive Backup Guide: Setup, Restore, and FixesHow to Fix Permission Denied in Microsoft Store on Ubuntu