Collect money. How to install the sim card?

Take out the card slot and install it.

Take out the card slot from the side of the mobile phone with the card taking pin, then take out the popped card slot, and then put the dual cards on the front and back of the card slot respectively. Put a card on the front and a card on the back. After placing the card, insert the card slot into the phone. Collect money. Sim card can't make phone calls or send and receive short messages.