1. Separate the Outer ring from the device using the indicated notch.
   
2. Remove the Outer ring from the device.
   
3. Orient your Micro-SIM card as shown, then insert into the indicated SIM card slot.
   
4. Push the Micro-SIM card all the way into the SIM card slot until it clicks into place.
   
5. Orient a MicroSD card as shown, then insert into the indicated Memory card slot.
   
6. Push the MicroSD card all the way into the Memory card slot until it clicks into place.
   
7. Replace the Outer ring. Press down around the edges of the ring until it has clicked securely into place.
   
8. If the device is powered on without a SIM card, the Missing SIM icon will display in the notification bar.