It might also contain your contacts. Ordinarily, you won't ever need to remove your SIM card, but it's easy to do if you need to replace it with a new SIM card or perform troubleshooting to ...

near the SIM card slot, or even behind the battery. You'll want to remove it, and—if your phone has one—also remove the SIM card, since it contains your phone number and probably at least some ...

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 ...