The Register button activates the functions linked to your subscription: if you are already a Viasat Customer, proceed by entering your Tax Code or VAT number to confirm, then your mobile phone number. Accept the terms of service (scrolling through all the text until the Accept and Activate button is enabled) and enter the Master Password received by email to complete the procedure and access all the Premium functions provided by your Viasat service subscription. If you are a customer of 2 or more Viasat subscriptions (in the name of the same person), you can use Viasat appS on another mobile device and then proceed with registration using the ‘secondary password‘, as indicated in the email instructions received when subscribing. If you are not yet a Viasat customer, you can use the free functions right away. If you are interested in receiving information and news about the Viasat appS world, enter your email and accept the terms to complete the procedure.