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

Fix Windows Activation Error 0xc004c003 After Hardware Change

If you see error 0xc004c003 after upgrading your PC's motherboard, CPU, or other major hardware, ...

Fix PowerShell Proxy Authentication Failed Errors

Fixing Windows Terminal 404 Errors: A Practical Guide

You open Windows Terminal and see a 404 error when trying to launch a profile. This usually means...

Fix Outlook Setup Error 0x80004005 on Windows

Error 0x80004005 during Outlook setup usually appears as a generic failure message. It often mean...

Fix Outlook Stuck on Loading Repair Tool Command Line

If Outlook gets stuck on the "Loading" screen when you try to run the repair tool (SCANPST.EXE) f...

Fix Microsoft Store 'Port Already Allocated' Error via Firewall

When launching the Microsoft Store, you may see an error like 'Port already allocated' o...