As you might do if your Bluetooth isn't working, you can try connecting another Mac device instead.

Sometimes, the USB device itself is the root of the problem, which has nothing to do with Mac hardware. That’s because certain drives need more power than others, and therefore they require cables that can provide that.

If you’re trying to connect your Mac to an external hard drive, you may find that some cables work better than others. Next, ensure that the cable has sufficient power to supply your device with. If that’s on point, try taking it out and plugging it back in very slowly. Make sure that both ends of the cable fit tightly in their ports. You might think it’s your MacBook USB ports not working, but often the actual problem resides in the cable that connects a device to the computer. Just optimize your Mac regularly to avoid many of these cases in the future.ĭownload MacKeeper and let it do all the dirty work for you! Track app updates, manage login items and control your Mac’s memory - all in one app. If your Mac doesn’t recognize a USB, the actual problem may be poor overall performance.

This article will explore why the USB port may not work on your Mac and what to do about it. When a USB port suddenly stops working, it can get really annoying.

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