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

Fix Windows Defender Proxy Error Not Working

You launch Windows Defender Security Center or try to run a scan, and you see a proxy error—somet...

Checklist to Fix Windows Update Port Allocation Error

When Windows Update fails with a port allocation error, it usually means another program is using...

Fix PowerShell 504 Gateway Timeout After Windows Update

After a recent Windows update, some users see a 504 Gateway Timeout error when running PowerShell...

Chrome SSL Protocol Error Troubleshooting Guide