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

Setup Windows Security to Avoid Port Allocation Conflicts

Port allocation conflicts often occur when an application tries to bind to a port already in use ...

How to Fix PowerShell Port Already Allocated Error

When you try to start a TCP listener or run a script that binds to a specific port in PowerShell,...

Fixing PowerShell Invoke-Command Timeout Errors

When you run Invoke-Command against a remote computer and get a timeout error, it us...

Fix PuTTY Connection Refused: Check SSH Service

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

Outlook Permission Denied Shared Mailbox Fix

When you try to open a shared mailbox in Outlook and see 'permission denied', it usually means th...

Fix Windows Defender Proxy Error: Permission Denied