Use the NFC shield's mounting holes and screws, or a piece of foam or velcro tape to affix the circuit to the underside of your desk. NFC has a very short range, so this may not work for you if your desk is extra thick or made of metal! Route the USB cable to your computer and practice logging in by waving your hand over the antenna!

This guide was first published on Feb 10, 2016. It was last updated on Feb 10, 2016.

This page (Use it!) was last updated on Nov 24, 2020.