To insert the SIM card, with the device power off, remove the attached cover from the SIM & memory card slots.
Remove the SIM Card Tray from the top slot.
Place the nano-SIM card in the SIM Card tray. The card should sit flush with the tray, gold contacts up.
Reinsert the SIM Card tray. Slide the tray all the way into the slot.
To insert the microSD card, insert it into the MicroSD card slot right below the SIM card slot, with the cut edge of the MicroSD card towards the bottom of the device. Push it until it clicks into place.
When this SIM card is installed incorrectly or missing, the No SIM icon will be displayed in the Notification bar.