If a SIM is not in the device, the SIM Not Installed alert will be displayed on the screen.
Using your thumbs, apply pressure to the Remove icons on the back of the device then slide up to remove the back cover.
Remove the battery by using the notch at the top to gently pull the battery out.
Insert the microSIM into the SIM port with the metal contacts facing down and the notched edge to the bottom right.
Insert an optional MicroSD/memory card up to 256GB into the MicroSD card slot, with the metal contacts facing down and the notched edge going in first. Push until it is all the way in. To remove, simply slide it out. Note: SD cards are sold separately.
Place the battery in the battery slot with the gold contacts on the battery lined up with the gold contacts on the device.
Place the cover on the back of the device and gently push down until the cover clicks.