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

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

OpenVPN Connection Failed: Check Firewall Settings

You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...

How to Fix Node Version Mismatch Between Local and Server

You’ve pushed code to production, but it crashes with cryptic errors. Or maybe your app runs fine...

PowerShell Command Not Found but Works in CMD

Fix Outlook Calendar Not Syncing on Ubuntu

If your Outlook calendar stops syncing on Ubuntu, you'll notice events missing or old data showin...

Find Task Scheduler Cache Location in Windows Registry

If you're troubleshooting Task Scheduler jobs that don't run as expected, or if you see stale tas...