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No. Something like a file system format change would be well publicized and only implemented in a major version update. But even then, MacOS is very good about recognizing all sorts of file systems, including legacy versions.
Sorry, there was a problem. Please try again later.Hi Jack, The WD My Book drive comes pre-formatted for Windows computer. The hard drive can be reformatted in the supported file system for Mac OS by following simple steps mentioned in the link mentioned below: Reformatting Required for Mac OS Compatibility: https://support-en.wd.com/app/answers/detail/a_id/3879 Need Help? Please see our "'Contact Us" page for information.
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