Jacob worked out with the Browns on Tuesday, Aaron Wilson of ProFootballNetwork.com reports.
The Jaguars have placed Jacobs (knee) on the Active/PUP list, NFL reporter Aaron Wilson reports.
Jacobs (knee) suffered a season-ending torn ACL during Thursday's loss to the Dolphins, Adam Schefter of ESPN reports.
Jacobs (knee) was carted off the field during Jacksonville's first defensive drive of the game and he will be unable to return Thursday night against the Dolphins, John Reid of The Florida Times-Union reports.
Jacobs had 42 tackles (31 solo), two sacks and one pass defensed in 14 games this season.
Jacobs recorded four tackles (one solo) and 0.5 sacks during Sunday's 13-12 loss to the Texans.
Jacobs (quadriceps) has been downgraded to out for the remainder of Thursday's game against the Titans, Tad Dickman of the Jaguars' official site reports.
Jacobs is questionable to return to Thursday's game against the Titans with a quadriceps injury, Tad Dickman of the Jaguars' official site reports.
The Jaguars selected Jacobs in the seventh round of the 2018 NFL Draft, 230th overall.