The Jaguars are slated to sign Armstead (knee) on Thursday, Aaron Wilson of KPRC 2 Houston reports.
Armstead (knee) was released by the 49ers on Wednesday.
Armstead will require surgery to repair a torn meniscus, Nick Wagoner of ESPN reports.
Armstead (foot/knee) was limited in Wednesday's practice, David Lombardi of The Athletic reports.
Armstead (foot/knee) did not participate in Friday's practice but doesn't have an injury designation after the first week of prep for Super Bowl LVIII against the Chiefs, Josh Dubow of The Associated Press reports.
Armstead (foot/knee) did not participate in practice Thursday.
Armstead (foot/knee) was a limited participant in Tuesday's practice, Matt Barrows of The Athletic reports.
Armstead (foot) is inactive for Sunday's Week 17 clash against the Commanders.
Armstead (foot) has been ruled out for Monday's game against the Ravens, Cam Inman of The Mercury News reports.
Matt Barrows of The Athletic reports Monday that Armstead (foot/knee) could be out for Week 15 against the Cardinals