In order to avoid data loss, you have to recover lost data from unmountable external hard drive as soon as possible. But reformatting will remove all data on the disk. In this situation, the only solution is to reformat the WD external hard drive. If Sometimes, the Disk Utility may not function as desired. Solution 2: Reformat to fix WD My Passport not mounting Step 3: Select First Aid in the top center and click Run. No matter what problems you are meeting on a disk, First Aid is your first choice to repair it. Solution 1: Run Disk Utility to repair the WD external hard drive Why the WD external hard drive won't mount? It is because the file system of the disk has been corrupted, preventing the disk from being accessible on Mac. WD external hard drive won't mount on Mac, how to fix?įirst of all, if your WD external hard drive is listed on the left-hand-side menu of Disk Utility, you can make sure it doesn't have any hardware problem. This article will explain how to fix WD My Passport not mounting/showing up/recognized/detected. Remain calm, all data on WD external hard drive is still there. However, hard drive problems may happen that your WD external hard drive won't mount on Mac, usually when you desperately need to access some data stored on it. Alternatively, you can also select the disk and click on Mount to make it accessible by the operating system using Disk Utility.

Generally, when you connect an WD, Seagate, Toshiba, Samsung external hard drive to Mac, it will be automatically mounted, then you can perform read and write operation on it. Does anyone have any suggestion what I can do?

I've also tried to mount it via USB, but again, my system sees the drive, but won't mount it. My mac sees the drive, it just won't mount.

I connect it via firewire to my MacBook Pro running OS 10.13 High Sierra. I have a 1 TB WD external HD that won't mount.

Macbook encryption hd not working