To take full advantage of your smartphone's telephony capabilities, you must install a SIM card. The SIM card holder is located at the bottom of the battery bay.
Additionally, you may wish to increase your smartphone's storage by inserting a microSD Card (optional) into the slot provided. This is next to the SIM card slot.
1. Turn off the phone by pressing and holding the power button.
2. Open the cover and remove the battery.
3. Insert the SIM and microSD Card as shown.
4. Replace the battery and battery cover.
Note: You need to insert the SIM and microSD Card before inserting the battery.
Note: Ensure that the microSD Card is inserted all the way into the card slot.
Caution: Turn off your smartphone and remove the battery before installing or removing the SIM or microSD card. You may damage the card or your smartphone if the battery is still installed.
SIM card lock
Your smartphone may come with a SIM card lock, i. e., you will only be able to use the SIM card provided by your network operator.
To cancel the SIM lock, contact your network provider.