Should that result be successful, you know that a formatting issue requires correction. If you have a Windows® PC at home, try plugging your external hard drive into it to see if it works. Determine if you’re using the right USB connection.Check the formatting of your external drive.If you have another Mac, try plugging the external drive into that one to see if it works.

Try a different cable to see if the problem continues.

Check to see if you have power going to the cable.

Inspect the cable to see if it has wires exposed or fraying components.

Check to see if you have a secure connection.

You’ll want to review these steps to determine if these issues are present when Mac isn’t reading an external hard drive. If you plugged the external hard drive into your computer’s port and it isn’t showing, it could be the cable or the connection. This guide takes you through the most common problems users face to the rarest issues that cause Mac not to read external hard drive connections. If your external hard drive doesn’t mount on Mac operating systems, several potential fixes can get you up and running once again. If your external hard drive has bad sectors or file corruption issues, the problem could be enough to cause macOS to be unable to see it.ħ Ways to Solve External Hard Drive Detection Issues Although macOS does an excellent job of finding drivers, interference issues can cause recognition problems. Some apps can cause conflict with how Mac computers read your external drive. This problem sometimes develops right after you’ve installed a new app or upgraded to the latest macOS version. You could have a permissions issue interfering with your external hard drive. The most common issues involve cord health and system settings. Your Mac might struggle to read an external hard drive for several reasons. Reasons Why External Hard Drives Aren’t Showing Up on Mac If you’re still using an older operating system, you might see the external drive appear under Devices or Locations. You’ll also see an access point appear in Finder windows with the latest versions of macOS. When you plug an external drive into your Mac’s port, it mounts (appears) on the desktop. How to Find an External Hard Drive on MacĪs you go about the business to repair external hard drive on Mac issues, it is essential to review how macOS locates this resource.

How to Use an External Hard Drive on a Mac Properly.

What to Do If You Lost Data from Your Hard Drive.

Method 5:Use First Aid on the External Hard Drive.Method 4:Force the Connection to Your Mac.Method 3:Clear Your Cache, Cookies, and Temp Files.7 Ways to Solve External Hard Drive Detection Issues.

Reasons Why External Hard Drives Aren’t Showing Up on Mac.How to Find an External Hard Drive on Mac.

Clear external hard drive mac