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

Fix Windows Activation Version Mismatch After Upgrade

After upgrading Windows—whether from Home to Pro or from an older build to a newer one—you might ...

Windows Defender Offline Scan Setup Guide

If your Windows PC is infected with malware that won't go away with a normal scan, a Windows Defe...

How to Reinstall Windows Search Feature (Step-by-Step)

If Windows Search stops working—no results, missing files, or high CPU usage—reinstalling the fea...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Windows Update Stuck on Blank Screen: How to Fix

You restart your PC to install updates, but instead of a progress bar, you get a blank screen tha...

Microsoft Teams Dependency Conflict Troubleshooting Checklist

When Microsoft Teams fails to launch, update, or add new features, a dependency conflict is often...