Samsung Galaxy S4 SIM Card Replacement

Insert our opening tool in the recess to the left of the back-facing camera, in the area around power button.

Take the back case by the corner nearest the recess, lift it and remove it from the phone.

Insert our opening tool into the notch of the battery compartment and lift the battery.

Remove the battery from your phone.

To press the SIM card into its slot, use the flat part of our opening tool or a fingernail. Press it slightly deeper, until you hear the click sound.

Release the card after the click and it will pop out of its slot.

Remove the SIM card.

To reassemble, push the SIM card into the slot until it clicks in its place.