Here are the five major connection types: Clean it outĪfter confirming that the charger is your issue, check for dirt in all ports and connectors. If you bought a charger or a used or refurbished Mac online and your charger doesn’t work upon first use, make sure you have a compatible charger type.Īpple has more information about the different power adapter connectors that work with old and new MacBooks and how you can get the correct adapter, if necessary. While you can acquire power adapters that output higher power than what your MacBook requires, using an adapter that doesn’t deliver enough power can lead to performance issues. The evolution of Apple’s MacBook lineup over the years introduced a handful of different power connectors and wattages. This is also the perfect time to check compatibility. If your MacBook still fails to respond, you probably have a problem with the battery or other hardware, and it’s time to take a different approach. If your MacBook turns on and starts charging with a different cable, your charger is likely the culprit. You can also head to an Apple Store or an Apple Authorized Service Provider and ask if you can test your unit.

If you get no response, consider borrowing an identical charger (if possible).

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