Fix Windows Defender Not Starting After Update
After a Windows update, you might see that Windows Defender (now called Microsoft Defender Antivi...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Update Error 0x800f0922
If you see error 0x800f0922 when trying to install a Windows update, the update typically fails d...
Fix Nginx 502 Bad Gateway in Docker Containers
You're running an Nginx container in Docker, but instead of your app, you see a 502 Bad Gateway e...
How to Fix OpenVPN Connection Failed on Windows 10
OpenVPN connection failures on Windows 10 usually show a log message like 'Connection failed' or ...
How to Fix Remote Desktop Services 504 Gateway Timeout
If you're getting a 504 Gateway Timeout when connecting to Remote Desktop Services, the gateway o...
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...
Topic paths
Quick titles
Fix Remote Desktop Login Loop Error 0x80070005How to Resolve Outlook Error 0x80040115Fix Windows Defender Version Mismatch During SetupChrome Profile Corruption Repair GuideResolve Chrome Permission Denied Profile IssueChrome Profile Path Not Found on Windows 10 FixNginx Docker Container Permission Denied on Mounted VolumeHow to Unlock an SQLite Database from the Command Line