Zte Blade A31 Quick Start Manual page 6

Setting Up Your Phone
The nano-SIM card(s) can be installed or removed
while the phone is turned on.
Power off your phone before removing or replacing
the battery.
WARNING!
To avoid damage to the phone, do not use any other
kind of SIM cards, or any non-standard nano-SIM card
cut from a SIM card. You can get a standard nano-
SIM card from your service provider.
1. Place your finger into the slot at the lower left of
the back cover, and gently lift and remove the
cover.
2. Install the nano-SIM card(s) into the respective
card slots.
nano-SIM
slot 1
nano-SIM
slot 2
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