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

How to Fix Windows Security Not Opening

You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...

How to Fix Windows Security Real-Time Protection Not Turning On

If you see that Windows Security's real-time protection is stuck off and won't turn on, you're no...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...

Microsoft Teams Microphone Not Working in Meetings: Fixes

When your microphone stops working in a Teams meeting, you can see others but they can't hear you...

How to Fix Microsoft Store Token Expired Error

When you see a 'token expired' error in Microsoft Store, it usually means the authentication toke...

Checklist for Fixing Microsoft Store App Update Issues

When Microsoft Store apps refuse to update, you might see error codes, endless loading, or simply...