The 2015 MacBook Pro, known for its reliability and performance, may start to show battery degradation over time, impacting its usability. Replacing the battery can give it a new lease on life. Here’s a detailed guide on how to replace the 2015 MacBook Pro battery.
1. Gather Necessary Tools:
For a successful replacement, assemble the required tools like Pentalobe and Torx screwdrivers, plastic opening tools, and a replacement battery.
2. Order a Quality Replacement Battery:
Purchase a high-quality replacement battery that is compatible with the 2015 MacBook Pro. Prefer batteries from reputable suppliers to ensure reliability and safety.
3. Backup Your Data:
Before starting the replacement, backup your MacBook’s data to avoid any potential loss.
4. Power Off the MacBook:
Ensure the MacBook is completely powered off and disconnected from any power source.
5. Remove the Bottom Case:
Using a Pentalobe screwdriver, remove the screws securing the bottom case, and gently lift it off.
6. Disconnect the Battery:
After opening the case, locate and carefully disconnect the battery connector from the logic board.
7. Remove Old Battery:
Using the appropriate screwdrivers, remove the screws securing the battery, and carefully extract it from the MacBook’s casing.
8. Insert New Battery:
Place the new battery in the proper position, ensuring it fits securely, and fasten it using the screws you removed earlier.
9. Reconnect the Battery:
Carefully reconnect the battery connector to the logic board, ensuring it’s securely attached.
10. Reassemble the MacBook:
Place the bottom case back and secure it with the Pentalobe screws.
11. Calibrate the New Battery:
After replacing the battery, perform a calibration by fully charging it, keeping it charged for two more hours, then using it unplugged until the battery is completely drained, and finally, charging it uninterrupted to 100% again.
12. Check the Battery Status:
Once the calibration is complete, check the battery status to ensure the replacement battery is recognized and functioning properly.
Conclusion
Replacing the battery in a 2015 MacBook Pro can revitalize its performance and extend its usability. By obtaining the right tools and a quality replacement battery, ensuring data backup, and carefully following the replacement steps, you can breathe new life into your MacBook. Remember, safety first; if you are unsure at any step, seeking professional assistance is the best course of action.
FAQs
- Is it safe to replace the MacBook Pro battery by myself?
- Replacing the battery is relatively safe if you follow the instructions meticulously and use the correct tools. However, if you feel unsure, it’s best to seek professional help.
- How long does a replacement battery last for the 2015 MacBook Pro?
- A quality replacement battery can last for several years, depending on usage patterns, but typically, it should hold a good charge for at least 2 to 3 years.
- Can a faulty battery affect the MacBook’s performance?
- Yes, a failing battery can lead to reduced performance, unexpected shutdowns, and can even pose safety risks.
- How can I dispose of my old MacBook battery?
- It is crucial to dispose of old batteries at authorized recycling centers or through proper e-waste disposal channels due to environmental concerns.
- Do I need to calibrate the new battery after replacement?
- Yes, calibrating the new battery is recommended to ensure optimal performance and longevity.

Hi! I’m Eric and I work on the knowledge base at GadgetMates.com. You can see some of my writings about technology, cellphone repair, and computer repair here.
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