In case none of the above troubleshooting methods works, you can use Stellar Data Recovery Professional for Mac to recover your data from an unrecognized external SSD. Recover External SSD Data by Using Data Recovery Tool When the repair process is completed, go to Terminal > Quit Terminal.Ĥ.

Type diskutil repairVolume /dev/disk#, then hit Return.Type diskutil mountDisk /dev/disk#, then hit Return.At the command prompt, type diskutil list, then hit Return.If Disk Utility can’t fix the external SSD, you can use Terminal to mount and repair it. Watch the video to repair start-up SSD on Mac 3. Wait till Disk Utility repairs your corrupt SSD.Click the First Aid tab from the top pane, then click Run.Click Mount to mount your unmounted SSD.Select your external SSD from the left pane.Double-click Disk Utility to launch it.Go to Finder > Applications > Utilities.You can use Disk Utility to mount and repair your unrecognized external SSD. When your external storage drive turns corrupt, your Mac may not recognize the drive. Repair External SSD by Using Disk Utility You can also try connecting the SSD to a different USB port on Mac or reconnect it to another Mac. So, ensure that the SSD connectivity is perfect. In this case, the connecting cables of your SSD may be loose, damaged, or worn out. The most common method to fix the unrecognized external SSD issue on Mac is to check the USB connection. The next section describes several DIY methods to fix unrecognized SSD and recover data from it. Now, what to do next? How to make Mac recognize external SSD or recover the data stored on it? You can’t access your data from the external SSD any longer. But, what if an external SSD does not get recognized by your Mac. For instance, you can use the SSD to transfer data to and from your Mac, clone Macintosh HD, restore data to Mac, and so forth. Common factors that make an SSD not recognizable on Mac:Ī recognized Mac external SSD allows you to perform various tasks on Mac with great ease.

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