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

Postgres Password Auth Failed: Trust vs md5 Explained

If you're seeing FATAL: password authentication failed for user when connecting to P...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

BitLocker Auto-Unlock Not Working in Windows 11: Fixes

If you've set up BitLocker on a Windows 11 drive and enabled auto-unlock, but it still asks for a...

Fix Microsoft Teams Access Denied on File Upload

You try to upload a file to a Teams channel or chat and get an 'Access Denied' error. The file se...

Fix Windows Activation Update Error 0x80070003

You try to activate Windows or install an update, and get error 0x80070003. It often means Window...

Fix Windows Terminal High CPU Usage: Step-by-Step Guide

If you notice Windows Terminal consuming high CPU even when idle, you're not alone. This issue of...