How to Allow an App Through Windows Defender Firewall
If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Chrome Profile DNS Issues After Update
After a Chrome update, some users find that DNS resolution stops working only within a specific p...
Command Prompt Invalid Configuration Troubleshooting Checklist
When you see 'invalid configuration' in Command Prompt, it usually means something in the environ...
Fix 502 Bad Gateway in Windows Terminal: Firewall Steps
If you see a 502 Bad Gateway error in Windows Terminal, it usually means a network component (lik...
Fix Teams Loading Forever on Windows 10
If Microsoft Teams gets stuck on the loading screen with a spinning circle or a blank window, you...
BitLocker Authentication Failed After Update: How to Fix
After a Windows update, some users see a BitLocker prompt that says authentication failed. The sy...
Topic paths
Quick titles
PowerShell High CPU Permission Denied FixWindows Rearm Command: Reset Activation TimerHow to Unlock Office Files Stuck in OneDrive SyncFix Chrome Profile Corruption Without Losing DataFix Windows Terminal High CPU Usage: Configuration TipsCommand Prompt Sync Problems: Causes and FixesFix Microsoft Teams Authentication Failed Due to ProxyTroubleshooting PuTTY Connection Refused Post-Reboot