If it will not work on different Macs then it is likely that there is a major issue with the device. If another Mac is available, try connecting the flash drive to it in order to verify that the USB drive itself is not the culprit. However, if the drive doesn’t work in any of your USB interfaces you need to look further to determine the problem.

If the device works in the second port it indicates that the first port may be damaged and may need to be replaced or repaired. At the risk of stating the obvious, your first move should be to try the device in an alternate USB port available on your machine. The first thing to check if your thumb drive is not showing up on a Mac is if the problem is with the particular USB port that you are using.

Hopefully, this simple fix will be all it takes to get it to work. Once your Mac is done booting up, try accessing your USB flash drive again. Make sure the Reopen windows when logging back in checkbox isn’t ticked.Click the Apple icon in the top-left corner.0 Turn It Off and On AgainĪ simple restart can solve surprisingly many problems, and it takes just a few clicks and a minute or two of your time: If that doesn’t work then read these other options. It is often the most efficient way to deal with the occasional hardware glitch that arises from time to time. Some of these fixes are very simple while others may involve performing data recovery on a corrupted or damaged drive.īefore trying any of these options, if it is not too much trouble, try restarting your Mac. Let’s take a look at some of the causes of a flash drive not showing up on a Mac to determine if you can resolve your particular issue. Hopefully, you are not subjected to this issue very often, but if you do experience problems when attempting to view a USB drive there are some potential remedies that you can try.ġ0 Best Ways to Fix a USB Flash Drive That Won’t Show Up on a Mac

If your Mac won’t recognize the USB drive then you cannot access its data, rendering the device useless. You might be ready to view some photos your friend sent you on a flash drive when you discover that the USB drive is not showing up on your Mac. Unfortunately, circumstances are not always normal when dealing with computers and storage devices. Under normal circumstances, you will have immediate access to the device and the data it contains. Most if not all modern computers come equipped with at least one USB port and it is usually simply a matter of plugging the drive into the port. One of the most attractive features of USB drives is the convenience with which they can be used.

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