Knowledge base for software setup, errors, and daily tool work.

Fix Remote Desktop 504 Timeout with Network Load Balancer

When you use Remote Desktop Gateway (RD Gateway) behind a network load balancer, a 504 Gateway Ti...

Fix Visual Studio Installer Error 0x80070643

You're trying to install or update Visual Studio, but the installer fails with error code 0x80070...

Fix Microsoft Teams Connection Refused Due to Firewall Settings

When Microsoft Teams shows a 'connection refused' error, it usually means a firewall or proxy is ...

Fix Windows Defender Network Error After Update

After a Windows Update, you might see a network error in Windows Defender, often with a message l...

Command Prompt Dependency Conflict Troubleshooting Checklist

Fix OneDrive Sync Authentication Failed Error on Windows 11

You try to sync files in OneDrive on Windows 11, but see an error: "Authentication failed" or "Si...