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

Fix 'Port Already Allocated' Error in Windows Defender on Windows 10

You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...

How to Repair Windows Update Components Not Working

If Windows Update hangs, returns error codes like 0x80070002 or 0x800f0900, or simply refuses to ...

Fix Windows Activation Proxy Server Error

When you try to activate Windows and see an error about a proxy server, it usually means the acti...

Fix Windows Security 504 Gateway Timeout During Windows Update

If you see a "504 Gateway Timeout" error in Windows Security while trying to run Windows Update, ...

Install NuGet Provider Manually Without Internet

Remote Desktop Auto Start Troubleshooting Checklist

If your remote desktop client does not start automatically when you boot your computer or connect...