go through the instructions here: https://cocomake7.github.io/
Add CocoMake7 board to Arduino IDE
Copy this link below into your arduino Preferences -> Additional Board Manager URLs
https://cocomake7.github.io/CocoMake7/package_cocomake7_index.json
Install latest CocoMake7 from the Board-Manager
We are drafting improved instructions on this wiki: (https://github.com/CocoMake7/Getting-Started/wiki)