1. If a SIM is not in the device, the SIM Not Installed alert will be displayed on the screen.
   
2. With the device face down, use the two notches to gently lift the backplate off. 
   
3. Remove the battery by using the notch at the bottom to gently pull the battery out.
   
4. Insert the microSIM into the SIM port with the metal contacts facing down and the notched edge to the bottom right.
   
5. Place the battery in the battery slot with the gold contacts on the battery lined up with the gold contacts on the device.
   
6. Place the cover on the back of the device and gently push down until the backplate clicks.