How to install ESSENTIAL Add-on for Kodi 16 Jarvis
Home screen > System > File Manager > Add Source > http://www.onenation.info
in the top box > Enter ONENATION in the bottom box > Click OK >
Back to the home screen > System > Add-ons > Install from zip > ONENATION >
Repo > repository.onenation-x.x.x.zip > Wait for notification
> Install from repository > OneNation Repo
> (Video/Music/Program) add-ons > Essential > Install >
Wait for Add-on enabled notification > Congratulations, your Essential Add-on is now installed and ready to use.