If your MacBook battery is draining and another MacBook is nearby…it could save your life!
Let’s say you walk into your favorite Starbucks, order an invigorating Latte Macchiato, walk to your table, pull your MacBook out of your backpack, and… oops, you forgot your charger. There is no problem. If you’re away with a friend or another client is doing you a favour, you can charge your MacBook battery…with another MacBook!
It’s a trick that very few people know about, but it works. And this can be very useful on certain occasions like the one we mentioned at the beginning of this article. If you want to know what to do charge a macbook battery with another macbook Read on and don’t miss a thing.
However, before starting the tutorial to charge the battery of a MacBook with another MacBook, it is important to specify that, unfortunately, the procedure works with certain MacBook models with a USB-C port. Although, according to users, it also works with older models.
How to Charge a MacBook Battery with Another MacBook
The method of charging a MacBook with other MacBook gear is as easy as you can imagine. Simply place the two laptops close to each other and connect them via a USB-C to USB-C cable.
There are a number of factors to consider before charging a MacBook using another MacBook. First of all, as we mentioned before, the method only works with MacBook laptops that have USB-C ports. In case you have a MacBook without a USB-C port, you can always try it and it might work.
From How to Geek they used this procedure to charge a MacBook battery with two Apple laptops relatively new and belonging to the latest generations, a 2020 MacBook Air with a 13-inch screen and an M1 processor and a 2021 MacBook Pro with a 16-inch screen and an M1 Max processor.
Mac with M1 introduced in late 2020
Second, it requires the use of a good quality USB-C to USB-C cable of sufficient capacity to support power transfer from one MacBook to another MacBook. Also, the power demand of MacBook computers can be very different, while one laptop comes with a 30 watt power adapter, another might come with a 140 watt power adapter.
Finally, another thing to consider, which MacBook will charge its battery when you connect two laptops with a USB-C to USB-C cable? Well it basically seems the battery that starts charging is that of the MacBook it was connected to in the first place the USB-C cable.
Finally, it is possible that when you connect the two MacBooks, a message appears in macOS saying that “the battery is not charging” but it is not, in fact even the percentage of the battery does not change its number.
