Speaking to Gizmodo a Netflix spokesman said the problem was that these older devices were running Windows Media DRM, a digital rights management service that has since been replaced by Microsoft PlayReady. Netflix has been using PlayReady since 2010, as it is easier to get content from movie studios and other providers in that format. As of December 2, these older devices that cannot upgrade to PlayReady will be locked out.
The affected devices include Roku SD (N1
Owners of these models have also had problems with other services. Last year, Hulu announced that it would cease support for both VIZIO Smart TVs with VIZIO Internet apps and older Roku models. Older Roku devices can still access videos from the Hulu streaming library, but can't access features like premium extensions or live TV.