 Early availability for Xfinity Flex customers began on April 15, 2020, with X1 customers receiving the preview by May 1.On January 14, 2019, NBCUniversal announced that it will launch an over-the-top streaming service in 2020, featuring content from its entertainment brands.It was also announced that the service would be free and ad-supported for customers of NBCUniversal pay-TV, Comcast, and eventually Sky; viewers without a pay-TV subscription or viewers who do not want advertisements can also subscribe to an ad-free version of the service.