A:Answer Hello , Please be informed that both computers can be backed up to the single my cloud home device. However, If you face any issues, Please open a support ticket : https://support-en.wd.com/app/ask/session/ .For more information on the device refer to the link: http://products.wdc.com/library/UM/ENG/4779-705163.pdf -Need Help? Please see our "'Contact Us" page for information. -Need Help? Please see our "'Contact Us" page for information.