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

Fix PuTTY Connection Refused: Check SSH Service

When you see 'Connection refused' in PuTTY, it usually means the SSH server on the remote machine...

How to Fix Command Prompt Access Denied Error

When you type a command in Command Prompt and get an 'Access denied' error, it usually means Wind...

How to Fix PowerShell Connection Refused (Port Blocked)

When you try to connect to a remote system using PowerShell remoting (Enter-PSSession, Invoke-Com...

Fix "Module Not Found" Error After Microsoft Teams Reinstall

If you recently reinstalled Microsoft Teams and now see a “module not found” error, it usually me...

Command Prompt Connection Error Troubleshooting Guide

Fix OneDrive Sync Error 0x8004de40 – Authentication Failure

You're working on a file when OneDrive pops up an error: "Authentication failed – Error c...