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

How to Set Up pnpm Frozen Lockfile for Reproducible Builds

If you've ever had a build pass locally but fail in CI because of unexpected dependency updates, ...

Fix Windows Defender Access Denied in Safe Mode

You may see an 'Access Denied' error when trying to open Windows Defender in Safe Mode. This typi...

How to Reinstall Windows Defender in Windows 10

Windows Defender (now called Microsoft Defender Antivirus) is built into Windows 10 and typically...

OneDrive Invalid Configuration Sync Issue Fix

Understanding the Problem

You open OneDrive and see an error like "Invalid configuration"...

WireGuard Handshake Not Completing: Firewall Fixes

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

Fix Windows Activation Failed After Update

After a Windows update, you might see an activation error like "Windows failed to start" or "Acti...