As millions have already learned, it’s quick and easy to setup your unlocked device to work on T-Mobile’s network. Most GSM phones, such as most phones from AT&T, will work in the T-Mobile network. Use these steps to set up an unlocked non-T-Mobile device. Read the Non-T-Mobile phone & software disclaimer.
For Apple devices, see Setup guide: Apple.
Check device compatibility
Select the right SIM card
Internet & MMS settings
To determine if a device is compatible with the T-Mobile network, follow these steps:
Internet and picture message (MMS) settings need to be configured for the T-Mobile network. To set up the Internet and MMS, follow these steps:
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