
The situation is, reformatting will assign a new file system but will erase your data on this drive as well.
#Open my passport for mac does not mount 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.


You can follow the instructions to fix this problem. 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. 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.īut don't worry. In this situation, you can manually mount the external hard drive. Sometimes, external hard drives cannot be automatically mounted in Disk Utility, even though Mac has detected the external hard drive. In other words, you didn't allow your external hard drives showing up in the Finder or on the desktop. Try quickly plug and slowly plug, sometimes it just works for no reason. You can do some basic checks to troubleshoot whether this issue is resulted from those factors. In addition, the following reasons may also lead to WD external hard drive not showing up or not working. If you can't see files on the hard drive on Machow to access data? You'll get answers here.

In either way, your important data on this drive will become inaccessible. Even worse, it may become unreadable on Mac computer. What's more, they are widely known thanks to their auto backup, password protection, and high reliability compared with other hard drives.
