The new fee is designed to encourage users to take advantage of T-Mobile’s self-serve options for upgrading , rather than relying on customer service for help.25 Tem 2016
Read moreWhat is T-Mobile Web upgrade?
you can upgrade as soon as you find a device with a bigger screen, better camera, more memory, or other new features you love . Simply trade in your eligible device, and T-Mobile will cover your remaining device payments up to half of your device cost – no waiting.
Read more