I just built a new PC and my WD 1TB Passport external hard drive shows up fine on my Mac laptop but won't appear on Windows 8.1. It is recognized as a Device, but when I go to File Explorer, I can't see the drive. My Passport; My Cloud Home; My Cloud; My Book; Internal Drives / SSDs. Western Digital SSD Dashboard. Software for Mac Install WD Discovery for Mac. WD Drive Utilities for Mac. WD Security for Mac. WD Sync for Mac. WD Universal Firmware Updater for Mac. Product Firmware Product.

Summary: This article analyzes why the WD My Passport for Mac hard drive is not mounting on Mac and how to fix this issue. If you worry about losing data from this hard drive, you can recover data with iBoysoft Mac Data Recovery at first.

Overview of WD My Passport for Mac hard drive

The WD My Passport for Mac hard drive is specially designed for Mac mini computers, iMacs and MacBooks. This trusted portable storage always offers quick and easy way to expand the storage space of your computer and to store a massive amount of photos, videos, music and documents. The WD hard drive comes in some amazing features like cloud storage, password protection with hard drive encryption, and compatiblity with Apple's Time Machine backup software. But the problem is that no matter how powerful this hard drive is, it is possible that this WD My Passport for Mac hard drive is not mounting on Mac computer.

Here is one typical case from apple.stackexchange.com:

My WD hard drive (WD My Passport for Mac) didn't mount on my MacBook Air, not even in Disk Utility. I have 1 TB family photos on this hard drive, which are very precious for me. How to fix WD My Passport for Mac hard drive not mounting error? Any data recovery solution? Thanks a lot!

In fact, this is a common annoyance for many WD customers that the hard drive fails to mount in Finder or Disk Utility. If you are confronted with the same issue and haven't got an effective workaround to fix this unmounted drive on your Mac, check this page and learn why it happens and how to address this disk problem.

Why WD My Passport for Mac is not mounting?

This issue may be caused by various factors, such as virus infection, internal file system errors, sudden power failure, sudden power outage, unwanted interruption during transferring data, etc. For all kinds of reasons, your Mac won't recognize this hard drive and thus this external hard drive won't mount.As a result, you can't open this WD hard drive nor access your important files.

How to fix the unmounted WD external hard drive on Mac?

Step 1: Check whether the WD My Passport for Mac hard drive is set to show up on Mac

Go to Finder > Preferences and confirm if the 'External Disks' under 'Show these items on the desktop' is selected. This will ensure if the external drives connected to this Mac are allowed to show on the desktop.

This operation will show up your WD My Passport drive on the desktop in most cases, but if it failed, you can move to the next point.

Step 2: Check if the WD Mac hard drive is showing up in Disk Utility

You can go to Utility and see if this hard drive appears in the left sidebar. If your WD hard drive for Mac is not mounting but grayed out in Disk Utility, you can right-click and select the 'Mount' button to mount it manually. However, if this external hard drive is corrupted, the 'Mount' button will not be available.

When these two checks didn't make any difference and the WD My passport for Mac hard drive is not mounting still, you need to check some hardware that get involved in the disk connection. Let's start with the basics by following the steps below.

Step 3: Check the power supply

It's well known that insufficient power supply or damaged USB ports could also lead to hard drive not mounting issue. Therefore, you should make sure the WD My Passport for Mac hard drive is getting the appropriate power. If the drive came with a Y-cable, use both USB connectors. Moreover, do not connect the drive through a USB hub, connect it directly to the Mac. Make sure the power adapter is connected directly to a wall outlet, not to an extension cord.

Step 4: Check the USB cable

Ensure the cable is properly connected to both the drive and computer. Then try connecting your WD My Passport for Mac hard drive with a new USB cable if you can fetch another one.

Step 5: Check the USB port

If the problem still continues, try using a different USB port. Perhaps your Mac has two USB port - the back and front ones. Assuming the external hard drive is plugged in the front USB port, try to insert the drive to the back USB port.

Step 6: Check for driver update

If the hardware seems to be OK, let's check the software that related to this disk problem - the driver. A driver is a software component that allows the operating system and a device to communicate with each other. If your driver files go missing, outdated, or turn corrupted due to any virus invasion or invalid operation, the hard drive attached to your Mac will faile to work, resulting in an external hard drive not mounting on Mac.

Step 1: Click the Apple icon and select 'App Storeā€¦'

Step 2: Click Update (NOT UPGRADE!) to install a specific update or Update All to install all available updates.

But sometimes, a hard drive is not mounted because of internal disk errors like file system corruption, partition table lost, the directory is corrupted, etc. You WD hard drive will not be recognized by your Mac in these cases. Fortunately, you can fix the hard drive not mounting issue with the native disk repair tool, Disk Utility.

Step 7: Run First Aid to fix WD My Passport for Mac not mounting error

Disk Utility's First Aid is a Mac built-in tool to verify and repair minor problems of a hard disk. Whenever you have troubles with a hard disk, First Aid is your first solution.

Step 1: Go to /Applications/Utilities/Disk Utility/, then click Continue.

Step 2: In the sidebar, select the not mounting WD My Passport for Mac hard drive.

Step 3: Click the 'First Aid' button.

Step 4: Click Run.

If Disk Utility reports that the WD My Passport for Mac hard drive appears to be OK or has been repaired, you're done. Otherwise, you have to retrieve as much of your data as possible.

How to fix WD My Passport for Mac hard drive not mounting error without losing data?

However, if First Aid is unable to fix WD My Passport for Mac hard drive not mounting error, the last solutions is to reformat the hard drive. But reformatting will delete all data stored on the hard drive, and most of the time, many important files are stored on the WD My Passport for Mac hard drive. If you haven't backed up important files, it's high time to recover data from the unmounted hard drive first.

Step 1: Recover data from unmountable hard drive with iBoysoft Mac Data Recovery

As for Mac data recovery, iBoysoft Mac Data Recovery is highly recommended. iBoysoft Mac Data Recovery is a free Mac data recovery software that can easily recover data from not mounting WD My Passport for Mac hard drive, recover data from unreadable hard drive, recover data from unrecognized hard drive, recover data from corrupted hard drive, recover data from unmountable hard drive, recover data from inaccessible hard drive, recover data from uninitialized hard drive, etc. on macOS Catalina 10.15/Mojave 10.14/High Sierra 10.13/10.12 Sierra and Mac OS X 10.11/10.10/10.9/10.8/10.7.

Besides, iBoysoft Mac Data Recovery is also best APFS data recovery software that can recover data from formatted APFS hard drive, recover data from unmountable APFS drive, recover data from unreadable APFS hard drive, recover data from corrupted APFS drive, recover lost data from encrypted APFS volume, recover deleted/lost APFS partition, etc.

1. Free download and install iBoysoft Mac Data Recovery.

2. Launch iBoysoft Mac Data Recovery and select the unmounted WD My Passport for Mac hard drive.

3. Click 'Next' to search for all lost files on this drive.

4. Preview the listed scanning results, choose files we want, and click 'Recover' button to get them back.

Step 2: Fix WD hard drive not mounting error by reformatting

After getting lost files back, you can fix WD My Passport for Mac hard drive not mounting error by reformatting without worrying about losing data.

1. Launch Disk Utility from Utilities.

2. Select the unmounted WD My Passport for Mac hard drive on the left part of the window.

3. Click the 'Erase' on the top of the Disk Utility window.

4. Complete the related information (name, format, scheme, etc.), then click the 'Erase' button.

Conclusion

This article mainly talks about a WD My Passport for Mac hard drive not mounting issue, analyzing why this issue occurs and how to repair this disk error without losing files on this drive. You can also easily recover data from external hard drive with iBoysoft Mac Data Recovery if the drive is corrupted due to virus attack, corrupted file system, power failure, etc.

For any questions or suggestions, please email us below. Thanks a lot!

Summary: The WD My Passport for Mac is not showing up in Finder nor in Disk Utility? WD external hard drives won't work on Mac? Follow the tutorial in this article to fix the issue and recover data from not showing up/not working WD HDD without data loss.

West Digital external hard drives, such as WD My Passport for Mac, WD Elements Portable, or WD Easystore, are trusted by a large number of users to store the massive amounts of photos, videos, and music files, etc. What's more, they are widely known thanks to their auto backup, password protection, and high reliability compared with other external HDD.

However, everything has flaws. At times, the WD My Passport drive won't show up when you connect it to your Mac computer, the WD My Passport is greyed out in Disk Utility, or WD external hard drive light is on but not work. Even worth, it may become unreadable on Mac computer. In either way, your important data on this drive will become inaccessible.

If the WD My Passport drive is not showing up in Finder, Disk Utility or on the desktop after connecting to your Mac, how to find it and make it work? If your WD My Passport isn't showing files, how to access data? You'll get answers here.

Table of contents
1. Why isn't My Passport drive showing up on Mac?
2. Troubleshoot WD My Passport drive not showing up on Mac issue
3. How to fix My Passport for Mac not showing up on Mac issue?
4. What to do if My Passport drive is not recognized?
5. Bonus tips

Why isn't My Passport drive showing up on Mac?

Sometimes, an external hard drive not showing up in Disk Utility/Finder on Mac is just because the USB cable or the USB port on your Mac is bad. In addition, the following reasons may also lead to WD external hard drive not showing up or not working.

  • Recent macOS update issue
  • System failure
  • Virus infection
  • Motherboard issue
  • WD My Passport drive damage or corruption

Troubleshoot WD My Passport drive not showing up on Mac issue

As mentioned above, malfunctioned USB port or Mac computer, the broken USB cable and some hardware problems can also make WD My Passport not showing up on Mac. You can do some basic checks to troubleshoot whether this issue is resulted from those factors.

1. Safely remove the WD My Passport external hard drive and reconnect it to the USB port. Try quickly plug and slowly plug, sometimes it just works for no reason.

2. Check whether the USB cable or USB port is bad by connecting other external hard drives to this USB port or cable and see if that makes a difference.

3. Reboot your Mac computer to see if your WD My Passport external hard drive is not showing up in Disk Utility/Finder or not.

4. Connect the WD My Passport external hard drive to another Mac computer or Windows PC, which will find out if it is the incompatible file system of the drive that makes this WD My Passport external hard drive undetectable.

How to fix My Passport for Mac not showing up on Mac issue?

If the WD My Passport external hard drive for Mac still does not work or not show up in Finder/Disk Utility after the basic checks, go ahead to try out the solutions as below to make it show up on Mac.

Solution 1: Check Finder Preferences

If your WD My Passport external hard drive is not showing up in Finder and desktop, it's possible that the configuration of the Finder Preferences is stopping your WD My Passport drive showing up. In other words, you didn't allow your external hard drives showing up in the Finder or on the desktop.

Now, follow the guide below to set Finder Preferences and make the WD My Passport external hard drive for Mac show up in Finder or on the desktop.

Step 1: Go to Finder > Preferences > General tab.

Step 2: Tick the 'External disks' option to show the WD Passport hard drive for Mac on the desktop.

Wd My Passport Ultra Install For Mac

Step 3: Go to Sidebar tab, tick 'External disks' under 'Devices' to show your WD Passport hard drive for Mac in Finder.

Solution 2: Check My Passport for Mac in Disk Utility

If the My Passport for Mac external hard drive is still not showing up in Finder or on the desktop, you can see whether it is showing up in Disk Utility or not.

When checking WD My Passport in Disk Utility, you could have two results:

Case 1: Your WD My Passport drive is detected and showing up in Disk Utility, but it is greyed out or not mounting.

Case 2: Your WD hard drive is not recognized, so it's not showing up in Disk Utility at all.

Here, we'll show you solutions to case 1.

Method 1: Mount WD My Passport for Mac in Disk Utility manually

Sometimes, external hard drives cannot be automatically mounted in Disk Utility, even though Mac has detected the external hard drive. So it's possible that you'll see the WD My Passport for Mac drive not mounting in Disk Utility. In this situation, you can manually mount the external hard drive.

Step 1: Go to Applications > Utilities > Disk Utility.

Step 2: Click 'Show All Devices' in View option at the left corner of Disk Utility.

Step 3: Select your WD My Passport for Mac drive from the left sidebar and click the Mount button on the top of Disk Utility window.

Instead, you can also click on the mount icon beside the drive to mount it immediately.

Method 2: Repair My Passport for Mac drive with First Aid

Ultra

If you can't mount the WD My Passport external hard drive for Mac manually, there should be some file system problems in this drive. But don't worry. There is a native repair tool called First Aid in your Mac computer's Disk Utility, which is able to analyze and repair basic hard drive problems especially with file systems and catalogs, extends, volume bit maps. You can follow the instructions to fix this problem.

Step 1: Go to Disk Utility.

Step 2: Select the WD My Passport for Mac external hard drive.

Step 3: Click First Aid on the top of the Disk Utility window.

Format Wd My Passport Ultra

Step 4: Click Done when the reparation finishes.

Solution 3: Erase/Reformat My Passport for Mac

If First Aid was unable to fix the errors in the WD My Passport, which is quite common, the file system of this drive could be seriously corrupted and you have to fix the WD My Passport for Mac not showing up on Mac problem by reformatting.

The situation is, reformatting will assign a new file system but will erase your data on this drive as well. To avoid the loss of important data, please make sure you have a backup copy of data. Without a backup? It's not necessarily the end of the world. You can at first recover data from the WD My Passport portable drive for Mac with professional Mac data recovery software, like iBoysoft Mac Data Recovery.

iBoysoft Mac Data Recovery is free external hard drive data recovery software for Mac that is able to recover deleted files on Mac, recover data from formatted, inaccessible, corrupted, unmountable, unreadable external hard drives, hard drives, USB flash drives, SD cards, memory cards, etc. It's compatible with macOS Catalina 10.15/Mojave 10.14/High Sierra/Sierra 10.12 and Mac OS X 10.11/10.10/10.9/10.8/10.7.

Recover data from My Passport for Mac with iBoysoft Mac Data Recovery

Step 1: Download and install iBoysoft Mac Data Recovery on Mac.

Step 2: Launch iBoysoft Mac Data Recovery.

Step 3: Select My Passport for Mac and click 'Next' button to scan all data on this drive.

Step 4: Preview the searching results, choose files you need, and click 'Recover' to get them back.

Reformat My Passport for Mac in Disk Utility

After recovering data from this drive, you can now courageously proceed to erase your WD My Passport external hard drive with no fuss.

Step 1: Go to Disk Utility.

Step 2: Select the WD My Passport for Mac external hard drive in the left sidebar.

Step 3: Click Erase on the top of the Disk Utility window.

Wd My Passport Ultra For Mac 4tb

Step 4: Complete the information for your drive (such as new format, partition scheme, and so on) and click Erase.

What to do if the WD My Passport drive is not recognized/detected?

If Disk Utility can't show up My Passport for Mac external hard drive at all, it means the WD My Passport drive is not recognized. Very probably, your My Passport for Mac may have some physical problems. It's better to send it to a local reparation center.

Bonus Maintenance Tips for WD My Passport external drives for Mac

Apparently, most external hard drive not showing up issues are caused by unsafe ejection and sudden power outrage. In order to maintain your WD My Passport portable drive in good condition, you should pay attention to:

Wd My Passport Ultra Reformatting For Mac Os X

  • 1. Make sure that your WD My Passport portable hard drive doesn't become physically damaged.
  • 2. Always safely and properly unmount the WD My Passport for Mac drive after using it.
  • 3. Don't just unplug the USB cable, on the contrary, unmount your drive by right-clicking (control-click) on the icon on the Desktop or in the Finder and choose Eject.
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