On March 9, 2017, Britt signed a four-year, $32.5 million contract with the Cleveland Browns. Britt's effort and commitment to play football came into question throughout the entire season. After recording just 18 catches in nine games, he was released by the Browns on December 8, 2017. It was also reported that Britt requested his release.
On December 13, 2017, Britt signed a two-year contract with the New England Patriots. The team then went on to Super Bowl LII where they would lose to the Philadelphia Eagles 41-33. Britt was inactive for the Super Bowl. On March 6, 2018, the Patriots decided to pick up Britt's second-year option, retaining him for the 2018 season. Britt was released by the Patriots on August 22, 2018.