Windows Defender Not Working After Update: Checklist
After a Windows Update, Windows Defender (now called Microsoft Defender Antivirus) may stop worki...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Microsoft Teams Token Expired by Clearing Cache
If you see a 'token expired' or 'sign-in error' message in Microsoft Teams, it often means the st...
Fix Windows Security DNS Error Blocking Internet Access
If your internet stops working and you see a Windows Security DNS error, it usually means the DNS...
PowerShell Path Not Found After Update: Fixes
After a Windows update, you might see "The term 'powershell' is not recognized as the name of a c...
Fix Windows Defender Not Starting Due to Dependency Conflict
If Windows Defender won't start and you see an error about a dependency service or group failed t...
Enable Windows Defender Audit Log for Troubleshooting
When Windows Defender isn't detecting a threat or is blocking a legitimate application, audit log...
Topic paths
Quick titles
Chrome 'Permission Denied' When Resetting ProfileFix OneDrive Network Error: Step-by-Step GuideFix Proxy Settings for Microsoft StoreStop BitLocker Recovery Key Request Every BootFirefox Profile Missing Troubleshooting ChecklistHow to Resolve Teams Error 0x80070057 and High RAM UsageChrome Sync Stuck at 99% – Troubleshooting GuideFix OBS Virtual Camera Driver Installation Error