Hughlett agreed Friday with the Browns on a four-year contract extension, Mary Kay Cabot of The Cleveland Plain Dealer reports.
Hughlett was moved back to the active roster Tuesday.
Hughlett has been placed on the reserve/COVID-19 list on Monday.
Hughlett was activated off the reserve/COVID-19 list Thursday, Scott Petrak of the Elyria Chronicle-Telegram reports.
The Browns placed Hughlett (undisclosed) on the reserve/COVID-19 list Wednesday, Nate Ulrich of the Akron Beacon Journal reports.
Hughlett signed a six-year contract with the Browns on Thursday, Adam Caplan of ESPN reports.