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Hopefully, some data damage can be fixed by restarting. Reboot your Mac. Sometimes, if a USB disk won't boot, the cause is a macOS issue.If you’ve got another port, try connecting the device to that one. It could be a hardware issue with the Mac. Try connecting the same device with a different cable. Assuming it’s plugged in correctly, not wobbly or loose, the cable could be at fault. Check whether the drive is properly plugged in. It sounds obvious, but since this relies on a wire - either a USB cable or HDMI cable - if it’s not connected properly then it won’t appear on your desktop.While it’s impossible to instantly figure out why an external disk drive is not showing up, you have to try to fix the problem.
Macbook air external hard drive disconnects all the time how to#
How to fix an external disk drive that won't show up on a Mac Your drive has been corrupted or broken.
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There could be a few reasons why SSD isn’t making an appearance (just as any other external drive), the most common being: Let’s say you’ve encountered the problem of SSD not showing up. Why your Mac does not recognize external hard drive
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It’s annoying, especially when you need to transfer something right then. However, sometimes, an external hard drive doesn't show up. Apple likes to ensure these are easy to find, so they also appear in the Finder in the left-hand column under Locations. Most of the time, when you connect an external hard drive to your Mac’s USB port, you soon see it mount on the desktop. Disk Drill brings deleted files back from the dead.
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