The inaccessibility issue could be due to the corrupt drive. First Aid checks the external WD hard drive for errors like the corrupt filesystem, corrupt partition, files stored on it are corrupt, bad sectors and fixes disk permissions.
Therefore, before repairing the drive, take a backup of all your files. If Disk Utility is unable to repair the WD external drive, do not erase the content as doing so will reformat the entire volume but recover all data and replace the drive. After recovering your data you can either replace the external drive or format it to prepare the drive to be used by macOS.
When your Mac is unable to read the external drive, repairing it first is the initial action steps; however, before that, make sure to take a backup of all the files. As the drive is inaccessible, taking a backup is impractical; turn to Stellar Data Recovery Professional for Mac to recover data from the drive followed by repairing it. Your friendly neighbourhood Mac data recovery expert. The cables might be faulty One of the reasons why your Mac cannot read WD external drive could be due to the loose connections.
Try connecting the external drive to another Mac and see if you can access the drive.
Console shows if an external drive or any error is detected under the Errors and Faults tab. If no errors show up, then the problem is not caused by the device. To sum up, there are lots of potential solutions for a Mac not reading an external hard drive. If we were to pick one, Disk Drill seems to be the most well-rounded, offering plenty of customizations and power in an easy-to-use interface. Start with the basics: Check whether the drive is properly plugged in.
Faulty cable. Try connecting the same device with a different cable. Damaged USB or flash drive port. It could be a hardware issue with the Mac. Reboot your Mac.
Hopefully, some data damage that can be fixed by restarting. Or press and hold the power button and, when a dialog box appears, click the Restart or press R. Incorrectly formatted drive. Not every external drive is optimized for Macs. It could be that you are trying to connect something only fit to interact with Windows devices.
See if the external drive shows up here.
For more information, go to the same menu option, then select System Report. Mac not formatted to display external drives on the desktop. Even if that is the case, the drive will still appear in the left-hand column of the Finder menu under Devices. To do this, shut down or restart your Mac, switch it back on and immediately press these four keys together for at least 20 seconds: Option, Command, P, and R. It should look as though your Mac has started again; if it has, release the keys when you hear the second startup chime. Hopefully, the hard drive has shown up now. Disk Utility is within System Preferences, or you can find it using Spotlight.
If it is visible, then click the option to Mount, which should make it visible on the desktop and in the External Drives option in the Finder menu. From General tab tick External disks to ensure that from now on it shows on the desktop. How to add cloud storages to Finder You can also mount cloud storage as local drive on your Mac. Repair the failed external drives with First Aid If your drive is having problems, you can try to fix them yourself with First Aid and therefore get access to your files.
How to recover data from a crashed drive Thankfully, there is an app for that. Quit all other applications on the Mac, especially those that may be trying to access the external drive e. Click on the external drive that you are trying to recover files from. If it has partitions, you will see all of them.
To avoid the external drive being accessed during the recovery process, click Extras next to the drive or drive partition or file, then select Remount Volume As Read Only. A padlock will appear, protecting the drive during the process. Now click Rebuild or Recover next to the file s you are trying to recover. Once the scan is finished - it may take some time if the files are large - a list of files will appeal.
Next, click Mount Found Items as Disk button on the bottom-left below the scan results. Saving to the same drive substantially lowers your chances of recovery.
Drag them to another location, such as your desktop or a folder on your Mac. Open the files to ensure they have been recovered properly and safely eject the external drive.
A few more tips on getting your files back Macs and third-party apps that look after Macs, such as Disk Drill and iStat Menus come with a S. The external hard drive should show up as Verified. Partitions can get lost within hard drives, temporarily hiding all of the information contained within.