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

MongoDB Compass Connection Refused After Update – Fixes

If you updated MongoDB Compass and now see a 'connection refused' error when trying to connect to...

Fix PostgreSQL Password Authentication Failed in pg_hba.conf

When you see psql: FATAL: password authentication failed for user "username", it usu...

How to Fix Error 0x80240034 During Windows Update Migration

When migrating to a new Windows version or applying a feature update, you might encounter error 0...

How to Fix systemd Service Restarting Repeatedly Error

Fix OneDrive Sync Error 0x8004de40 During Migration

When migrating OneDrive accounts or moving files between tenants, you may see error 0x8004de40. T...

Windows Security Stuck Loading: Practical Fix Checklist

Windows Security (formerly Windows Defender Security Center) sometimes gets stuck on a loading sc...