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

Fix Windows Update Proxy Error on Windows 10

If you see a proxy error when running Windows Update on Windows 10, it usually means the system c...

How to Manually Set Up Windows Update on a Mac

If you use a Mac with Boot Camp or a virtual machine like Parallels Desktop or VMware Fusion to r...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Fix Windows Defender Rate Limit Error Not Working

If you see a 'rate limit error' in Windows Defender and it's not working properly—scanning fails,...

Fix MySQL Connection Refused Due to Bind Address

When you see ERROR 2003 (HY000): Can't connect to MySQL server on 'server_ip' (111 Connecti...