Jackson was activated from the reserve/COVID-19 list Tuesday, Aaron Wilson of Sportstalk 790 Houston reports.
The Browns placed Jackson (undisclosed/knee) on the reserve/COVID-19 list Thursday.
Jackson (knee) was listed as a non-participant on Wednesday's injury report, Nate Ulrich of the Akron Beacon Journal reports.
Jackson (knee) is good to go for Saturday's Christmas Day game against the Packers, Scott Petrak of the Elyria Chronicle-Telegram reports.
Jackson (knee) is questionable to play Saturday against the Packers, Scott Petrak of the Elyria Chronicle-Telegram reports.
Jackson (knee) is available for Monday's game against the Raiders, Anthony Poisal of the Browns' official site reports.
Jackson (knee) is questionable to play Saturday against the Raiders, Nate Ulrich of the Akron Beacon Journal reports.
Jackson (knee) is active for Sunday's game against the Ravens.
Jackson (knee) is questionable for Sunday's contest against the Ravens, Nate Ulrich of the Akron Beacon Journal reports.
Jackson (ankle) is active against the Steelers, Andrew Gribble of the Browns' official site reports.