Introduction
Prerequisite-only guide to remove the motherboard cover on your Samsung Galaxy S9.
What you need
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Before you begin, switch off your phone.
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Apply a heated iOpener to a long edge of the phone to loosen the adhesive beneath the rear glass. Apply the iOpener for at least two minutes.
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In the following steps, you'll be cutting through the adhesive securing the back cover.
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You'll be slicing through the adhesive in the areas shown:
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Thick portions of adhesive
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Thin areas of adhesive
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Avoid prying or slicing in this area, to protect the fingerprint sensor flex cable.
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Press a suction cup onto the back cover.
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Lift the back cover's bottom edge with your suction cup, opening a slight gap between the back cover and the frame.
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Insert an opening pick in the gap you created and slide it to the bottom right corner.
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Insert a second opening pick and slide it to the bottom left corner.
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Insert a third opening pick to prevent the adhesive from resealing during the rest of the removal procedure.
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While inserting only the tip of the opening pick, slide it from the bottom left corner along the side to the top.
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Slide the pick around the top corner and leave it there to prevent the adhesive from resealing.
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Slide the opening pick from the bottom right corner along the side to the top.
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Slide the opening pick around the corner and cut the remaining adhesive at the top of the phone.
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Carefully lift the side of the rear glass where the volume button is located.
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Use the edge of a spudger to pry up and disconnect the fingerprint sensor flex cable.
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Insert an opening pick under the right side of the plastic cover containing the NFC antenna and charging coil.
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Twist or pry to release the plastic clips securing the cover.
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Insert an opening pick under the left side of the plastic cover.
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Twist or pry to release the plastic clips securing the cover.
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Use the flat end of a spudger to pry up and disconnect the battery flex cable.
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Remove the two 4 mm Phillips #00 screws holding the plastic cover in place.
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