Samsung Galaxy S5 SIM Card Replacement

Push a plastic opening tool or one of your fingernails into the opening to the left of the rear-facing camera.

Separate gently and twist the rear cover in order to get it off the back of the phone.

There is a recess in the bottom right corner of your phone's battery. Once again, push a plastic opening tool or your fingernail into the recess, and lift up the battery.

Take the battery out of the phone.

Pull down the microSD card out of its slot with your fingertip.

Take the microSD card out of your phone.

Take out the SIM card the same way you took out the microSD card in the previous step.