External drives are perfect tools to store information and protect from various cyber threats. There are many options you can choose between, such as hard drive, USB flash drive and many others.Usually, when you plug the external device into your Mac, it appears as an icon on the desktop or can be found on the sidebar in Finder. All you have to do is connect your external drive to your Mac, launch the app, click on the icon of the disk you want to format, navigate to the 'Erase' tab and click on the 'Erase' button while having 'Mac OS X Extended' selected as the volume format, as seen in the image below. 10 Best External USB-C SSD & Hard Drives For Mac and PC. If your Mac is running short of storage, there is no need to worry. There are various efficient USB-C hard drives you can attach with your Mac in 2018. It is an important point that not all the USB-C drives are efficient. That’s why I only picked the right USB-C hard drives which are.

Lot of Mac OS X users reported this issue in Apple support communities. External hard drive showing up in Disk utility not in Devices. This problem also happened after OS X Yosemite update.
Solution 1:-
Go to Settings -> Finder Preferences . Under the General tab, select External drive in “Show these items on the desktop”.

Solution 2 :-
Go to Disk utility and select the external drive from the left sidebar. Choose

External Storage For Macbook

verify disc. It will find and correct minor errors.
Solution 3:-
If you are connecting your external hard drive with Mac using USB Hub, check the USB hub first.

External Drives For Macbook Air

Solution 4:-

External Hard Drive For Mac

1. Open Disk Utility. If your external USB drive drive faded/greyed out and unmountable?
2. Connect another external drive or Pen drive to computer. This drive also not recognized drive?
3. Do the proper eject from the Finder window list.
4. Restart your computer and connect the external drive.

Solution 5:-

1. From the Finder menu, select “Go to Finder”.
2. Type the external drive path what appears under Disk Utility. Ex: /Volumes/sleekdisk

Solution 6:-
Drive not showing up in Finder but visible in Disk Utility?
Go to Finder window and view below the favourite list. If the drive greyed Out? Select the drive. It might visible.
Solution 7 :-

External Hard Drive For Mac

1. Shut down your Mac computer .
2. Unplug the power cord.
3. Unplug all USB connections.
4. Wait 30 seconds or 5 minutes then plug it back in.
5. Then turn on your MacBook Pro or iMac.
6. Plug the external drive only to the USB port. Open Finder and check your drive.

External Disk For Mac

Solution 8:-
Install and run run Onyx (maintenance freeware) or
run Kext_Utility.app.v2.6.1 and restart your Mac machine.
Solution 9:-
Some times this issue might happened because of the unsupported drive format.
Install Fuse for OS X, NTFS-3G for Mac OS X and Fuse wait.
Restart your computer and check the issue.
If the above methods not working?

• Install fresh OSX Yosemite.
• Connect your segate external drive or WD passport to Windows computer. Delete the partition and connect back to MacBook Pro.

External Drives For Mac Book Pro

If you knew any other solutions, inform us via comment.