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

Fix Windows Defender Service Not Running

If you see "Windows Defender service not running" or a red warning in Security Center, the underl...

Fix Outlook Invalid Configuration After Update

After a Microsoft Office or Windows update, Outlook may show an "invalid configuration" error. Th...

Fixing Microsoft Teams Rate Limit Error When Sending Messages

Remote Desktop Network Configuration Checklist

If you're setting up Remote Desktop (RDP) and hitting connection errors, the problem is often in ...

WireGuard Handshake Not Completing: Firewall Fixes

You set up WireGuard, but the handshake never completes. Both peers show no handshake time, and y...

How to Fix Windows Update High Memory Usage

If you notice your PC slowing down and Task Manager shows Windows Update using a lot of memory, y...