If the overheating problem is indeed with your MacBook charger, then you will need to replace it. In order to identify the faulty accessory (adapter or cable), you can also plug your cable into a different power adapter. Indeed, the latter deteriorate much more quickly than the genuine chargers because the components and their assembly are of lower quality.įirst of all, visually check if your MacBook charger is damaged (bare, bent, swollen cable etc or adapter with bent, damaged, burnt pins etc). This happens in the majority of cases on a poor quality charger, in other words counterfeit or not Apple certified.
Indeed, it may be that the adapter and / or cable are defective. La most likely cause when your MacBook charger heats up abnormally is from the charger in himself.
ORIGINAL APPLE MACBOOK CHARGER MAC
Read also: The charger light on my MacBook no longer comes on, what should I do? Check the status of the Mac charger Indeed, the multiple socket can cause voltage problems and electrical interference that may cause overheating.
If you're using a power strip, remove it and charge your MacBook by plugging it directly into the power outlet. Charge your MacBook that is heating on another AC outlet in your home to check that it is not experiencing voltage problems. Keep it away from any heat source when it is charging (radiator, oven, etc.). Avoid direct exposure of the charger to sunlight, the main enemy of electronic materials. Be careful not to cover the MagSafe power adapter or USB-C power adapter when it is charging and not to place it in a poorly ventilated place (sofa, thick fabric, under a sheet, etc.). Avoid charging your MacBook in a place that is too hot or humid. This may seem trivial, but an unfavorable location for the charger is often a cause of overheating of the latter: a poor quality charger Note: Fast charging chargers tend to heat up more than conventional chargers.Īs a first step, make sure that your MacBook charger is in a good environment dump. an environment not conducive to the charger. Ths different malfunctions that can cause your Mac laptop charger to overheat are: In this case, it will be necessary for you to address the origin of the problem to avoid any risk to you and your MacBook (short circuit, adapter exploding, damage to your laptop battery ect). On the other hand, if your MacBook charger heats up abnormally, that is to say more than usual, regularly or even systematically, that it is hot, and / or that you notice other unusual symptoms (long loading, smell of burning, etc.) this can then translate a overheated coming from a dysfunction. Remember to bring your laptop, USB-C power adapter, and any USB-C cables you use to charge your Mac. Note: If in doubt, you can also have your MacBook charger and computer checked in a Apple Authorized Service Center or Apple Storewhether guaranteed or not. Additionally, if you use your MacBook while charging, the charger also tends to heat up more strongly. However, it may increase more than usual at times if the battery was almost empty when you plugged it in, and therefore the charging time is longer. In this case, the temperature increase of the charger should not be too great. And when converting from alternating current to direct current, then energy is consumed and is given off in the form of heat. This is because during the charging process, the charger supplies the Mac laptop with DC power. 
When your charger MacBook charging, it is natural for your charger to heat up. So, how do you recognize the origin of the charger heating? It may be a natural phenomenon safe for you or your device but also a larger malfunction which then requires support. When your MacBook charger heats up, multiple factors may be at the origin.
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