Breathe easy, Longhorns fans ... Brett Favre says despite Arch Manning's early-season struggles -- he's just sure the Texas quarterback is going to be fine.
TMZ Sports chatted with the Hall of Famer following Manning's up-and-down start to the 2025-26 season ... and he told us, despite some hiccups, UT supporters will be loving what they see out of Arch in no time.
Favre explained opening the season on the road against Ohio State -- the defending national champions -- is a brutal way for any player to start, let alone one entering his first year as QB1.