i'm having a hard time doing tremolos/ vibratos on the violin.how can i train myself to be good at?

Question

do you have any finger exercises to suggest?

Answer 1

have you ever done the waving at yourself thing, and then placing your hand on the violinand repeating the motion until it gets smaller and smaller.... i don't know how you learned, but that's what we did

Answer 2

Just keep practicing at it and you will improve.

Answer 3

practice
practice
practice