Step 1 Remove the barometric vent ⌕ TOOL USED ON THIS STEP Phillips #000 Screwdriver Referenced by the iFixit guide View item Remove the two screws securing the barometric vent to the rear case: One 2 mm Phillips screw One 1.8 mm Phillips screw
Step 2 Repair step ⌕ Gently push the barometric vent in the direction of the battery to separate the adhesive securing the vent to the bottom edge of the iPhone.