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

Fix Windows Update 404 Not Found Error on Windows 10

When you run Windows Update and get a "404 Not Found" error, it usually means the update server c...

How to Fix Microsoft Teams DNS Error

You open Microsoft Teams and get a message like "Can't connect" or "DNS error." This usually mean...

How to Fix Command Prompt High CPU Usage on Windows 10

How to Fix Command Prompt Can't Connect to Network

You open Command Prompt and try to ping a website or use a network tool, but you get an error lik...

How to Disable Rate Limiting in Windows Security

Rate limiting in Windows Security can sometimes interfere with legitimate applications, causing c...

Fix Windows Defender Port Already Allocated in Event Viewer

If you see 'port already allocated' errors in Event Viewer related to Windows Defender, it usuall...