Try free Check whether the drive is properly plugged in While it’s impossible to instantly figure out why an external disk drive is not showing up, there are some working methods that will help you get things right. How to fix an external disk drive that won't show up on a Mac With M1 chips, the threat is very real due to the fact that it’s impossible to boot your Mac if your internal SSD fails. Your drive has been corrupted or broken.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. Possible reasons why your Mac does not recognize external hard drive Let’s take a look at why this is happening and how you can fix the external hard drive not showing up problem. And besides, there can be a risk that data on the external USB pen, hard, or flash drive is corrupt, which means you can’t transfer what you need between devices at all.Ĭorrupt data can be one reason your Mac won't recognize an external drive, but there are other reasons too.

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. Get an ever-growing collection of troubleshooting apps.

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