If your MagSafe cable or power adapter isn't working

Larn what to practise if the MagSafe cable or power adapter that came with your Mac notebook computer stops charging or exhibits other behaviors.

Identify your MagSafe cable or adapter

If your Mac uses MagSafe to charge the battery, it uses either a MagSafe three connector, MagSafe two connector, or a T style or L style MagSafe connector. To identify your cable or adapter, use the list below to observe your MagSafe connector.

MagSafe 3 connector
MagSafe iii connector

MagSafe 2 connector
MagSafe two connector

L style MagSafe connector
50 fashion MagSafe connector

T style MagSafe connector
T style MagSafe connector

If your Mac uses MagSafe three, y'all tin can accuse your Mac with a USB-C to MagSafe 3 Cablevision and a USB-C power adapter.

If your Mac uses MagSafe 2, you can charge your Mac with a MagSafe 2 power adapter or a MagSafe power adapter continued with the MagSafe to MagSafe 2 converter.

If your Mac uses MagSafe, you can charge your Mac with a T style or L style MagSafe power adapter.

The MagSafe connector and MagSafe port on your Mac notebook comprise a magnet that tin peradventure erase data on a credit card or other magnetic devices. Keep magnetic media abroad from the end of the MagSafe adapter and abroad from the MagSafe port.

MagSafe 2 and MagSafe ability adapters aren't compatible with MagSafe 3.

Check power

Learn how to check your ability outlet and confirm your adapter wattage.

Check the power outlet

Make certain that yous've connected your power adapter to a working ability outlet. Unplug your power adapter from the ability outlet, and then plug in a known good device, such as a lamp or clock to confirm it powers on properly. If the power outlet works, connect your power adapter and try to charge your Mac. If your Mac still won't charge, shut down your Mac and close the display for 30 seconds, then open up the display and endeavour to charge your Mac over again. If y'all're not using a Mac with Apple silicon, reset the SMC.

Confirm the adapter wattage

Make sure that the proper wattage ability adapter for your notebook estimator is used. For the best charging experience, y'all should apply the ability adapter and cablevision included with your Mac notebook.

Check for line noise issues

Unplug the power adapter from the wall, wait 60 seconds, and then plug the adapter back in.

  • If the adapter works after this 60-2nd "rest", you lot most likely have a line dissonance outcome with your power source. You lot should reset the adapter periodically by repeating this moment of rest. This issue occurs when the Ac adapter's over-voltage protection feature senses ground noise and then turns off the adapter.
  • Some possible sources of line noise include lights with ballasts, refrigerators, or mini-refrigerators that are on the aforementioned electrical circuit as your computer. This behavior may not occur if you plug the power adapter into an uninterruptible ability supply (UPS) or plug it into a unlike excursion.

If your power adapter continues to turn itself off when connected to a known skillful outlet, have your adapter to an Apple Authorized Service Provider or Apple tree Store for further evaluation.

Check the plug, MagSafe connector, and cables

Acquire how to test the plug and cables and check them for impairment.

Check the Air-conditioning plug or cablevision

Your ability adapter comes with a removable AC plug that has the blades yous insert into an electrical outlet. If your Mac notebook doesn't charge when using the AC plug with the power adapter, try it with another Apple Air-conditioning plug, or try using an Apple tree Ability Adapter Extension Cable (sold separately).

If your power adapter works after changing out the AC plug or AC string, the AC plug or AC cord that was originally in utilize should be replaced and no longer used.

If you run across a spark

Sometimes when you lot plug the power adapter into the wall, you may see a spark. This is usually normal and can occur when y'all plug any electric appliance into a live outlet. If the spark comes from somewhere other than the blades of the plug, if you experience whatsoever damage or discoloration of the adapter, or if you accept other concerns nigh sparking, contact Apple.

Check the ability port

Brand certain that the ability port (where you plug in the MagSafe connector) is make clean and gratis of droppings. The port is magnetic and might attract metallic objects.

If the indicator lite flashes

If the indicator lite on the MagSafe three connector flashes amber repeatedly, try these steps:

  1. Disconnect the USB-C to MagSafe three Cable from your Mac and from the power adapter.
  2. Disconnect the USB-C ability adapter from the wall outlet.
  3. Use a dry out material to wipe the MagSafe 3 port and MagSafe three connector. Make certain both the port and connector are dry out and articulate of whatsoever debris.
  4. Brand sure the USB-C port on the power adapter and the USB-C connector are clear of any debris.
  5. Restart your Mac.
  6. Connect the USB-C power adapter to the wall outlet, connect the USB-C to MagSafe three Cable to the ability adapter and to your Mac, then try charging again.

If the indicator light continues to flash repeatedly, contact Apple tree.

Check for strain relief (MagSafe two or earlier)

If your DC cable (the sparse cord that attaches the MagSafe 2 or MagSafe connector to the ability adapter) separates at either end of the cable, immediately stop using the cable and become your cable and power supply evaluated. Learn how to reduce cable strain on your MagSafe power adapter.

If the adapter gets warm

The ability adapter can go warm during normal use, then be sure to use information technology in a well ventilated area. E'er plug the ability adapter directly into a ability outlet using the AC plug, or identify it on a tabular array or other well ventilated expanse.

Avoid placing your adapter in a poorly ventilated surface area, like on a couch, thick carpeting, bedding, or a pillow. Avert covering the adapter with a blanket or other insulation.

The power adapter might turn itself off if it gets too warm. If this happens, disconnect the MagSafe connector from your Mac notebook, then let the ability adapter absurd down before handling it.

Bank check for updates

In some cases, software or firmware updates might be bachelor for your figurer that meliorate advice with your power adapter. If your MacBook, MacBook Air, or MacBook Pro isn't charging as expected, check for software updates on your Mac.

Get your power adapter evaluated

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