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Release Latch
To replace the battery cover:
Position the battery cover over the battery
compartment and press down until you hear a click.
SIM Card Overview
Important! Before removing or replacing the SIM card, make
sure the device is switched off. To turn the phone
off, hold down the
options screen displays, then tap Power off.
The SIM card is loaded with your subscription details such as
your telephone number, PIN, available optional services, and
many other features.
Important! The SIM card and its information can be easily
damaged by scratching or bending, so be careful
when handling, inserting, or removing the card.
Keep all SIM cards out of reach of small children.
Some features on your device (such as Wi-Fi Calling) can be
unlocked by using a new ISIM (IP Multimedia Services
Identity Module) card. To use this new ISIM card, call or
contact T-Mobile customer service for more information.
key until the Device
Getting Started
10
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