How to Fix Windows Defender Blocked by Group Policy
When you try to open Windows Defender and see a message like "This app is blocked by group policy...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Chrome Profile Corrupted Blank Screen
You open Chrome and instead of your usual homepage, you see a blank white screen. The browser is ...
Reset PowerShell Invalid Configuration Settings: Step-by-Step Fix
You open PowerShell and see an error about invalid configuration settings—perhaps a yellow warnin...
How Clearing Microsoft Store Cache Can Speed Up Your PC
If your Microsoft Store is running slowly, apps won't download, or you're seeing error codes, a c...
OpenVPN Connection Failed: Check Firewall Settings
You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...
Fix Windows Defender 502 Bad Gateway Sync Error
If you see a "502 Bad Gateway" error when Windows Defender tries to sync, it usually means a temp...
Topic paths
Quick titles
Windows Security Not Loading? Try These FixesHow to Configure Command Prompt SettingsWindows Search Not Working After Reboot? Try These FixesFix Windows Security Rate Limit IssueHow to Fix DNS_PROBE_FINISHED_BAD_CONFIG in ChromeMicrosoft Store Connection Timeout Error GuideRemote Desktop 502 Error Through Proxy: Troubleshooting GuideDocker Private Repository Access Denied Fix