Don't Have multiple languages on my macOS sierra needed to download Keyman-keyboard

multiple languages shown in Keyman Instructions screen shot.
https://community.software.sil.org/uploads/default/original/1X/65ee6b037ccbe9398b3c039e36bcd789481a3c4f.png
https://help.keyman.com/products/mac/11.0/docs/start_tutorial.php
So What should I do? Any suggestions?

Please see my response at Indic Romanization from ITRANS -To type anywhere on the web /IME