- Remove the ten Pentalobe screws securing the bottom case.
- 2× 2.3 mm
- 8× 3.0 mm
When reassembling, make sure to return all screws to their original positions to avoid damaging the device.
Battery replacement guide for MacBook Pro 13" Retina Display Early 2015.
Before you begin, discharge your MacBook below 25%, as a charged Li-ion battery may ignite and/or explode if accidentally punctured.
After completing the repair, calibrate your new battery to achieve optimal performance. Charge the battery to 100% and keep it charging for at least 2 more hours. Then use the MacBook until it fully discharges. Wait at least 5 hours, and then charge it uninterrupted back to 100%.
Before you begin, shut down the MacBook, close the display, and place it top-side down on a soft surface.
When reassembling, make sure to return all screws to their original positions to avoid damaging the device.
The bottom case is held to the top case by two plastic clips in the center.
When reassembling, gently press the center of the bottom case to reattach the plastic clips.
If necessary, remove the plastic cover adhered to the battery contact board.
Be careful to lift only the connector itself and not the socket, as this could cause permanent damage to the logic board.
Lift the battery connector and keep it raised to prevent accidental contact between the connector and the socket during the repair.
Use the flat end of a spudger to disconnect the input/output board connector from its socket on the logic board.
Be careful to lift only the connector and not the socket, as this could cause damage to the logic board.
Lift the input/output board cable upward by its end to keep it out of the way during the repair.
Bend the end of the cable slightly to prevent damage.
Carefully insert the tip of a spudger under the right speaker cable next to the connector and lift it to disconnect it from its socket on the logic board.
Carefully peel the right speaker cable off the top case.
Remove the three T5 Torx screws securing the right speaker to the top case.
Lift and remove the right speaker along with its cable.
Carefully insert the tip of a spudger under the left speaker cable near the connector and lift it to disconnect it from its socket on the logic board.
Remove the three T5 Torx screws securing the left speaker to the top case.
Lift and remove the left speaker along with its cable.
Be careful not to snag or tear the cable on the screw bracket at the side of the case.
Use the flat end of a spudger to disconnect the trackpad connector from its socket on the logic board.
Lift the trackpad cable upward to peel it away from the battery.
If necessary, peel back the tape covering the trackpad cable connector.
Use the flat end of a spudger to flip up the retaining flap on the ZIF connector.
Pull the trackpad cable straight out of its ZIF socket on the trackpad control board.
Remove the single 3.7 mm T5 Torx screw securing the battery board to the top case.
Never apply heat directly to the battery, and be careful not to overheat it, as it may ignite or explode.
Use only plastic tools. Be careful not to damage the battery. A damaged lithium-ion battery may leak hazardous chemicals or ignite.
For the next steps, you may use a third plastic card or the one previously left under the right cells. The adhesive under them should already be sufficiently loosened.
Avoid the trackpad control board. Slide the card toward the logic board, where the adhesive is located.
At this point, all adhesive strips holding the battery should be released and removable. If you encounter resistance, reheat the adhesive and loosen it again using the plastic card.
During reassembly, before installing the new battery, remove all old adhesive from the case—peel the strips off by hand, or use isopropyl alcohol (if you do, let the MacBook Pro dry for a few minutes).
Apply new adhesive strips to the new battery.
For reinstallation, follow this guide in reverse order.

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