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

Windows Update Cleanup Stuck After Installing Updates

After installing updates, Windows may get stuck on the cleanup phase. The screen shows 'Cleaning ...

Fix Windows Defender Service Not Starting (Error 0x80070422)

You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...

Fix 'npm command not found' Error in Ubuntu Terminal

When you type npm in the Ubuntu terminal and get npm: command not found...

How to Fix Microsoft Teams 404 Page Not Found Error

You click a link in Microsoft Teams and see a '404 Page Not Found' error. This usually means Team...

Fix Maven Dependency Resolution Failed in IntelliJ

How to Fix Slow Command Prompt Startup in Windows 10

If Command Prompt takes several seconds to open in Windows 10, the delay is usually caused by one...