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

How to Fix Slow Windows Defender Scan Speed

If your Windows Defender (Microsoft Defender Antivirus) scan is taking much longer than usual—som...

Windows Update Rate Limit Error: Troubleshooting Checklist

If you see a rate limit error when checking for Windows Updates, it usually means the update serv...

Fix OneDrive Blank Screen by Clearing Cache

You open OneDrive and see a blank white or gray screen. The app doesn't load your files, and noth...

How to Clear DNS Cache in Windows 10 via Command Prompt

If you're seeing outdated website content, getting DNS errors, or websites won't load after chang...

Fix Microsoft Teams Firewall Blocking Connection: Step-by-Step

If Microsoft Teams won't connect, shows 'connection error', or keeps reconnecting, a firewall is ...

Fix npm install ENOTFOUND on Windows 10: Package.json Issues