Installation
Touch 
and then 'Add To Home Screen' 
to install the App on your
and then 'Add To Home Screen' to install the App on your
You open gkpn.app with Safari 
to install the App on your
to install the App on your
Installation in progress ...
App installed correctly. Tap the icon 
that you find among your apps for quick and native access.
that you find among your apps for quick and native access.
You have already installed the App on your Device. You should see the icon among those you already have.
among those you already have.