1. Your watch will come with the SIM card pre-installed. If you need to remove or insert a new SIM card, open the SIM card cover using the SIM cap opener. 
    device 5035/9006420_01.jpg
  2. Align the SIM cap opener to the hole located at the bottom of the device and then turn slightly counter-clockwise.
    device 5035/9006420_02.jpg
  3. To remove the SIM card cover, hold the watch firmly in one hand. With your other hand, lift off the back cover with your thumbnail.
    device 5035/9006420_03.jpg
  4. Slide the Nano SIM card into the SIM card slot. Make sure the gold contact area on the card is facing downward.
    device 5035/9006420_04.jpg
  5. Close the SIM card cover using Sim cap opener. Align the SIM cap opener to the hole located at the bottom of the device and then turn slightly clockwise.
    device 5035/9006420_05.jpg