This Handbook is written as a webapp app, it lives as a website but can be used by phones as a native app.
Adding the app on iOS
Open the main page of the guide – manual.viavision.pro in safari browser and click the ‘Share’ button
In the list that opens, select ‘Add to home screen’.
Confirm with the ‘Add’ button
Add the app to Android
Open the main page of the guide – manual.viavision.pro in chrome browser and click on the three dots.
In the list that opens, select ‘Add to home screen’.
Confirm with the ‘Add’ button
Now you have a native app on your phone that doesn’t need a browser to work.
You will be able to access it and use it like any other application.