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

Fix Windows Update Offline Installer Not Working on Windows 10

You download the .msu or .cab file for a Windows 10 update, double-click it, and nothing happens—...

Reduce Chrome CPU Usage by Clearing Profile Cache

If Chrome is using excessive CPU, a corrupted or bloated profile cache is a common culprit. This ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Error

When you see "ERR_TUNNEL_CONNECTION_FAILED" in Chrome, it usually means your browser can't establ...

How to Change Microsoft Store App Download Path in Windows

By default, Microsoft Store apps install to the system drive (usually C:). If that drive is low o...

How to Fix a Microsoft Store App That Won't Download

You click install on a Microsoft Store app, but the download never starts, stalls at 0%, or fails...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes