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

Fix Microsoft Teams Connection Refused by Proxy Server

When Microsoft Teams shows a 'connection refused' error and mentions a proxy server, it usually m...

Checklist for PowerShell Command Not Found Issues

You type a command in PowerShell and get "not recognized" or "not found." It's a common frustrati...

Fix PuTTY Connection Refused After Server Restart

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

Fix OneDrive Sync Settings That Reset After Update

After a Windows or Office update, you might notice that your OneDrive sync settings have reverted...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

Fix Windows Activation Error 'Permission Denied' in Command Line

When you try to activate Windows using the command line (slmgr.vbs or slui.exe) and see 'Permissi...