This guide explains how to set up the Natterbox mobile app.
Firstly you need to install the app from the respective app store.
Android: Natterbox – Apps on Google Play
iOS: Natterbox on the App Store (apple.com)
Once the app is installed, open it and you should see the below (or similar)
Tap on Get Started
On the page that loads, tap on Use Custom Domain
On the next page enter virginwines then tap Continue
You will be prompted to log into Office 365 and confirm via 2 factor authentication.
Once this is done you should see this