Conley won't dress for Thursday's preseason game against the Bills, John Oehser of the team's official site reports.
Conley is expected to have a solidified role in the offense for 2019, so the team is likely giving him a rest day. He is one of six wide receivers held out for the game, likely leaving the trio of Keelan Cole, C.J. Board and Tyre Brady with plenty of work.