Pro Micro ATmega 32U4 5V/16MHz Module Board

Arduino Editor not recognizing this board. I'm trying to use this board to enroll Chromebooks. Please advise.

Trying to enroll Chromebooks using the Pro Micro ATmega32U4 5V/16MHz Module Board. Aruduino Editor not recognizing this board. Any suggestions?

DON'T CROSS POST!!!!!!!!!!!!!!!!!!!!
http://forum.arduino.cc/index.php?topic=524263
I HAVE REPORTED THIS THREAD TO THE MODERATORS

Threads merged.

Currently supported boards include on Chromebooks are: UNO, 101, Mega, Mega ADK, Esplora, Nano (ATMega328), Micro, Zero, MKR1000, MKR Zero, MKR Fox 1200, MKR GSM 1400, MKR WAN 1300, Pro and Pro Mini (ATMega328).

Pro Micro is not supported.