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

Fix Microsoft Teams 404 Not Found Error When Loading Apps

You click an app in Microsoft Teams and see a '404 Not Found' page instead of the app loading. Th...

Fix Microsoft Store High CPU Usage & Error 0x80073cf0

You open the Microsoft Store, and your CPU fan spins up. Task Manager shows Store using 30-50% CP...

Fix Windows Activation Key Not Recognized Error

You enter your Windows product key during installation or activation, and get an error that the k...

PowerShell Not Opening After Windows Update: Fix It

After a Windows update, PowerShell may fail to open—either hanging, crashing, or showing no windo...

Install NuGet Provider Manually Without Internet

How to Fix Windows Security Auto Start Disabled

If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...