In Windows Store, select Buy. If asked, sign in to Microsoft.
Select Get Started! Add a way to pay or Change > Add a new payment method.
Select Mobile phone.
Select your mobile operator from the list, enter your phone number, and then hit Next.
To make sure it’s really you, we’ll send you a code via text message. Enter the code and hit Next.
Check the terms and payment details, then hit Buy.
Add mobile billing to your payment options.
Article ID: 4027880 - Last Review: Aug 11, 2017 - Revision: 1