From WD below. The issue is I bought it 1 month ago and only tried to install it a few days ago. The reseller is not going to give me a refund, but point me to WD support for an exchange. Any ideas please?
Good afternoon to you. My name is Yan and its my pleasure assisting you today.
We understand your concern about this my cloud home Unknown error, cannot connect issue. We are so sorry to inform that currently we have received other customer that have the same issue as you. Our engineer is working on it. In order to keep your benefit, it is suggested to contact reseller for refund this device. We are really sorry for the inconvenience that caused to you.
If you have any further questions, please reply to this email and we will be happy to assist you further.
Western Digital Service and Support