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What to do if your MacBook battery is swollen

Your MacBook is your trusted companion for work, entertainment, and everything in between. So, when it starts showing signs of a swollen battery, it can be concerning. But fear not! Our experts at uBreakiFix® by Asurion are here to guide you through identifying, preventing, and fixing this issue.

Identifying Signs of Swollen MacBook Batteries:

A swollen MacBook battery doesn’t happen overnight. There are warning signs to watch out for, including:

  1. Overheating: Excessive heat could indicate a battery problem.
  2. Trackpad Issues: Difficulty using the trackpad might be linked to battery swelling.
  3. Physical Deformation: A bulging case or uneven surfaces could be signs of a swollen battery.
  4. Keyboard Malfunction: Swelling batteries can impact keyboard functionality.
  5. Difficulty Closing the Laptop: If your MacBook doesn’t close properly, it could be due to a swelling battery.

Common Causes of Battery Swelling:

Understanding what causes battery swelling is crucial for prevention. Common causes include:

  1. Old Age
  2. Overuse
  3. Overcharging
  4. Heat Exposure
  5. Faulty Charging Equipment

Preventing MacBook Battery Swelling:

Taking proactive measures can help keep your MacBook’s battery healthy. Here’s what you can do:

  1. Avoid Overcharging: Don’t leave your MacBook plugged in for longer than necessary.
  2. Use Proper Charging Equipment: Stick to Apple-certified chargers and accessories.
  3. Maintain Optimal Charging Cycles: Regularly cycle your battery from full to low charge.
  4. Calibrate Your Battery: Recalibrate your MacBook battery every few months for accurate readings.
  5. Regulate Temperature: Keep your MacBook away from extreme temperatures.


Your MacBook’s battery health is essential for its overall performance and your safety. By recognizing signs of battery swelling, understanding its causes, and taking preventive measures, you can ensure your MacBook stays in top condition for years to come.


1.How do I know if my MacBook battery is swollen?

Look out for signs such as overheating, trackpad issues, physical deformation, keyboard malfunction, or difficulty closing the laptop.

2.Can I prevent MacBook battery swelling?

Yes, you can prevent battery swelling by avoiding overcharging, using proper charging equipment, maintaining optimal charging cycles, calibrating your battery regularly, and regulating temperature.

3.What causes MacBook battery swelling?

Common causes include old age, overuse, overcharging, heat exposure, and faulty charging equipment

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