{GAMEPLAY} Tryndamere Ult: Not going off

Bumping into a problem with his ult, now before yall go he is only bronze stfu hear me out. I hit ult, and nothing happens when I still have HP left, I aint that savy of all web cams and what have you, so just take my word for it. Im not making this up Tryn's ult needs some work. Thank you.