My family had an T-Mobile plan but I really like this phone from AT&T. Can you use the simcard from T-Mobile and put it in an AT&T Phone? And I also heard something about unlocking and if you unlock something, you can't text. Is that true about the not texting?
Without Unlocking the AT&T Phone from network lock ,you can't use with T-Mobile sim card.You can get the Unlock code from the site for samsung Phones at Simpleunlocking.com/supported-phones/rs16wp7/ Unlock it then use with any GSM Network sim card...You can get free Unlocking instructions at Mobileunlockguide.com unlock it easily......You can text,call,use internet after Unlocking.