Red Meter 3 Card-changing method Tutorial:
The first step: the first Red meter mobile phone 3 off;
Step two: Remove the pin in the box and remove the SIM card from the upper left side of the fuselage, as shown.
Step three: will be prepared Micro-sim small card or Nano-sim Mini card into the slot in a specific position, and then the SIM card will be installed in the cards, vertical insertion of red Rice 3 Cato.
Fourth step: Start activating the mobile phone.
Red m 3SIM card slot type:
Card slot 1 Support Micro-sim card
Card slot 2 support Nano-sim card/Micro SD expansion card
That is, the SIM card 1 uses a Micro-sim card, while a SIM 2 can install Nano-sim mini cards, or it can be used as a TF storage expansion card, with a maximum support of 128GB storage.
Therefore, the red meter mobile phone 3 that can use Micro-sim small card, can also use Nano-sim Mini card, if the hands only standard SIM card, you need to cut cards or go to the business Hall to replace the small card or Mini card.
Red Rice Dual Card use description:
Mobile card and Unicom card can be used in any combination, any one card optional 4G network, and the other one for the GSM network.
2 card cannot be used at the same time, one card can use 4G network, another card will not be able to register the network. One card for the telecommunications card, the other for mobile or Unicom card, please in the default card settings will be a telecommunications card as a network adapter, otherwise it would cause the telecom card can not register the network.
