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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Windows Security 404 Error: Practical Troubleshooting Checklist

You open Windows Security and get a 404 error instead of the dashboard. This usually means the Se...

Enable Microsoft Store to Run at Boot in Windows 10

If you want the Microsoft Store to launch automatically every time you start Windows 10, you can ...

Command Prompt Troubleshooting Checklist for Beginners

When your Windows computer starts acting up—slow performance, error messages, or network problems...

Fix PowerShell DNS Error 0x8007274d: Practical Steps

How to Reinstall Windows Search Module

If Windows Search stops returning results, runs slowly, or shows errors like "Search is not avail...