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

Fix npm ERR! code EACCES on Windows 10: Permissions Guide

If you see npm ERR! code EACCES while installing or updating packages on Windows 10,...

Fix Windows Activation Update Error 0x80073712

If you see error 0x80073712 when trying to activate Windows or install updates, it usually means ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

How to Set Up Certbot with Nginx on Ubuntu 22.04

If you're running Nginx on Ubuntu 22.04 and need a free SSL certificate, Certbot with the Nginx p...

Fix Windows Update Service Error 5 Access Denied

When you try to start the Windows Update service and get error 5: access denied, it usually means...

Fix PowerShell Profile Causing Blank Screen at Startup

You open PowerShell, see a blank screen with no prompt, and the window appears frozen. This usual...