Forum Discussion
T-Mobile says my phone is locked - is it?
I bought a Sony Xperia 10 III. I have a prepaid account for $15/month. I experiment with phones so I have other phones that I can put my SIM card into and they work. This new (to me) Xperia is off EB...
For a device to be usable on the T-Mobile USA network, it must be compatible with T-Mobile's VoLTE to be able to make calls and texts. 3G has been discontinued for quite a while now and their device checker hasn't been updated to reflect that and even band compatibility does not mean VoLTE is compatible. What model Xperia 3 do you have?
