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

Fix pnpm Store Permission Denied on Windows 10

If you see a 'permission denied' error when running pnpm store commands on Windows 10, the issue ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Checklist for Analyzing Windows Security Log Entries

When you need to investigate suspicious activity or a system issue, the Windows Security log is y...

Fix Chrome File Locked by User Account Control

You open Chrome and get a message that a file is locked by User Account Control (UAC). This usual...

Systemd Service Setup Checklist for Beginners

You've written a script and want it to run as a background service. Systemd is the modern way to ...

Fix High CPU Usage by MsMpEng.exe (Windows Defender)

If your system feels sluggish and Task Manager shows MsMpEng.exe using 30–100% CPU, Windows Defen...