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

Fix Outlook Token Expired Authentication Failed Error

If you see 'token expired' or 'authentication failed' in Outlook, it usually means the app's save...

Windows Terminal Network Setup Guide: Fix Connectivity Issues

If you're using Windows Terminal and running into network issues—like SSH timeouts, slow WSL conn...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Task Scheduler Error 0x80070020: Port Already in Use

When you see error 0x80070020 in Task Scheduler with the message "port already in use," it usuall...

Fix Windows Terminal Proxy Not Working: Practical Steps

If your Windows Terminal isn't routing traffic through your system proxy, you're likely seeing co...

PowerShell Offline Installation Checklist for IT Admins

When managing air-gapped or restricted networks, installing PowerShell offline can be tricky. Thi...