WD MyCloud Home Offline - Why?

Not really possible to know what is being described as in the other thread, this was described as

One is better off to describe the problem more fully (such as the operating system Mac or Windows, versions) to the WD support staff in the support ticket. A re-installation of the WD Discovery may help.

Unfortunately all these user claims of identical network problems usually resolved themselves into complex hardware and software faults that do not apply similarly to each user.