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Prerequisite-only guide to disconnect the battery in the Samsung Galaxy M31.
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Insert a SIM card eject tool, a SIM eject bit or a straightened paper clip into the hole on the SIM tray located at the left side of the phone.
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Press firmly to eject the tray.
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Insert an opening pick between the phone assembly and the back cover at the bottom edge of the phone.
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Slide the opening pick around the bottom right corner to release the clips holding the back cover in place.
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Insert a second opening pick between back cover and the phone assembly at the bottom edge of the phone.
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Slide the opening pick around the bottom left corner to release the plastic clips holding the back cover in place.
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Slide the opening pick along the left side of the phone to release the plastic clips on the left side of the back cover.
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Slide the opening pick along the right side of the phone to release the plastic clips on the right side of the back cover.
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Carefully lift the phone assembly out of the back cover.
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Remove the seven Phillips #00 screws (3.9 mm length).
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Insert the tip of an opening pick underneath the top edge of the motherboard cover.
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Use the opening pick to pry up the motherboard cover.
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Remove the motherboard 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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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
