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

Windows Security 404 Not Found: Setup and Fix Guide

When you open Windows Security (formerly Windows Defender) and see a blank page or a '404 Not Fou...

Windows Defender and Ubuntu Dual Boot Setup Guide

If you run a dual-boot system with Windows and Ubuntu, you may notice that Windows Defender somet...

Fix 'Service Unavailable' for PowerShell on Windows 10

You open PowerShell on Windows 10 and see an error like "Service Unavailable" or "PowerShell is n...

Fix Outlook Dependency Conflict Error 0x8004010f

When you see error 0x8004010f in Outlook, it usually means a dependency conflict—often a missing ...

Fix npm install ENOTFOUND on Windows 10: Package.json Issues