Replace a microSD card on your Samsung Galaxy S4 with these steps.
Use a plastic opening tool or your finger to pry the device open at the small indentation to the left of the rear-facing camera.
Hold the rear case by the corner closest to the divot and gently lift it away from the phone.
Use the flat end of a spudger or your fingernail to press the microSD card deeper into its slot.
The microSD card can be damaged if forced too far or at an angle.
Remove the microSD card from the device.
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