These instructions were written in response to a specific support request for the installation of balenaOS on an Intel NUC device. These steps are not normally required. The standard balenaOS installation instructions for the NUC can be found at: https://www.balena.io/docs/learn/getting-started/intel-nuc/nodejs/
Note: scroll down for the screenshots!
- Download an amd64 Ubuntu installer ISO image file. I've chosen the small (67MB instead of 2GB) "mini.iso" network installer from: http://archive.ubuntu.com/ubuntu/dists/xenial-updates/main/installer-amd64/current/images/netboot/