So you are on the go and wan't to continue using your Plus account on your mobile so your transfer will be logged and you can continue to send that juicy 20GB transfer? In the 'Account' section on your Plus profile you will see the option to 'Connect app'.
This is where you can connect your WeTransfer mobile app to your Plus account.
To set up a new device, just press and hold on the WeTransfer logo on the app, and then fill in the number thats displayed on the Mobile page.
If you'd like to know about our mobile app, or downloading a transfer onto your mobile device, check out our Mobile section