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

How to Fix High Memory Usage by Command Prompt (cmd.exe)

You open Task Manager and see that Command Prompt (cmd.exe) is using 500 MB or more of RAM. That'...

Fix Firefox Secure Connection Failed on Windows 10

When Firefox shows "Secure Connection Failed" on Windows 10, it usually means the browser cannot ...

Fix 'Connection Refused' Errors in Command Prompt Due to Permissions

When you see 'connection refused' in Command Prompt, it usually means the remote server rejected ...

How to Fix Windows Defender Proxy Error on Windows 10

You open Windows Security and see an error: "Your IT administrator has limited access to some are...

How to Fix Command Prompt High CPU Usage on Windows 10

Fix Windows Search 502 Bad Gateway Due to Proxy Settings

If Windows Search returns a 502 Bad Gateway error, it's often because the search service is tryin...