If you are connecting your hard drive with Mac using USB Hub, check the USB hub first.

Go to Disk utility and select the external drive from the left sidebar. Make sure the box next to External disks is checked. Make sure Finder will display drive icons. tick external disks on Finder Preferences If you have a rough understanding about main causes of external hard disk not detected, such as superdrive not working, NAS, SD card, USB not recognized, you're suggested to go directly to the below solutions to fix external hard drive not showing up on Macbook Pro/Air, iMac etc. Solutions to External Hard Drive Won't Show Up on Mac ProblemĪctually, as we find the external hard drive not recognized on Mac, we care less about the reasons than how to get portable storage on Mac. What do you do? Here gives you some solutions for reference and we'll feel glad if they are helpful for you.

However, there are also times that your external hard drive won't show up on Finder or Disk Utilities. You can also see it in the Finder in the left-hand column under Devices. Usually, no matter you choose USB, SD card, NAS or superdrive for Mac, when you plug in a portable hard drive to your Mac's USB port you will see it mount on the desktop. It helps to clean up Mac startup disk, speed up Mac computers, get rid of any further errors owing to insufficient space etc. Any help I can get here will be great! - Apple SupportĮxternal hard drive counts for a lot for Mac users in daily. It's not on Finder or Disk Utilities or even my System Finder. It was working great all until I accidentally disconnected it without ejecting it. someone here can help me get this to work? - CNET Forum - I'm having problems with my external hard disk. Other USBs and External Hard drives work, but this one does not and it happened just recently. I have a problem my portable storage, it's not appearing at all in my mac.

Disk not showing up in disk utility