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

How to Force Close Windows Update Stuck at 100%

If your Windows Update is stuck at 100% for more than 30 minutes, it usually means the finalizati...

Fix Windows Defender Path Not Found Error 0x80070643

When you try to update or run Windows Defender, you might see error 0x80070643 with a message lik...

How to Fix Microsoft Store Update Error 0x80073cf0

You're trying to update an app in the Microsoft Store and get error 0x80073cf0. This usually happ...

How to Fix Windows Defender Authentication Failed Error

If you see "Authentication failed" when opening Windows Defender or trying to run a scan, it usua...

Fix Microsoft Store Permissions Issue in Windows 10

How to Fix Node Version Mismatch in package.json

When you run npm install or npm start and see a warning like "The engin...