He had surgery on the right knee when he tore his ACL and MCL last September.
The Titans confirmed Tuesday that Britt had surgery after the team's minicamp ended in late June. The Tennessean cited sources that Britt had swelling in his left knee.
Britt had arthroscopic surgery on his right knee in May because of swelling, though he was running at the end of the Titans' offseason program.
Britt had 17 catches for 289 yards and three touchdowns before hurting his right knee against Denver. He has 101 catches for 1,765 yards and 15 touchdowns in 31 career games.
Tennessee drafted receiver Kendall Wright of Baylor at No. 20 in April.