How to add entity and button in Entity Form in Dynamics Mobile App?

How to add entity and button in Dynamics Mobile App?
Description:
Hello,
I have created a managed package which contains custom entity. I have added this package in another CRM account. It shows in Web but it doesn't show in Mobile.

Same, I have also added an button in Account list page ribbon, but it doesn't show in Mobile Dyanmics App. However, it shows in Web Browser.

Please guide how to show it.