If you find it inconvenient to share your Android phone’s hotspot details manually, you can create a QR code that others can scan from their devices to connect to your hotspot. It's easier than you ...

Google is working on a change to Android Quick Share that makes using the tools with QR codes even more streamlined.

But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he decided to try one out. The module seems well thought out. There’s a camera, of course.