Remove the Battery cover by pulling away at the notch.
To insert the SIM card, open the SIM port cover.
Insert the Mini SIM with the metal contacts facing down and the beveled edge facing left.
Close the SIM port cover.
To insert an optional SD card, open the SD port cover.
Insert the Micro SD card into the SD port with the metal contacts facing down and the beveled edge facing left.
Close the SD port cover.
To insert the battery, with the metal contacts aligned, insert the Battery into the Battery port.
Place the Battery cover back on the device, then press firmly around the edges to secure.
When no SIM card is in the device, No SIM will be displayed on the home screen. Note: GoPhone Users: Your device will have a different home screen showing ‘To check your data balance, go to att.com/mygophone’