You should feel the microSD card slot into place. If you ever want to remove the microSD card, open the flap and push it down on the top of the microSD card, and then release. This should spring ...

but some might also have a spot for a MicroSD card and/or another SIM card, so add, remove, or swap any cards as needed. Once the cards are flat in their slots, you can slide the tray back into ...