How to Do Vibrato on a Violin: Beginner Techniques & Exercises Improve 4th Finger Vibrato Anne Akiko Meyers on the Fourth Finger Swing BIG THANK YOU! to the fb violinist community. Now every time I change something I have to repractice it. Not perfect but 4th finger is 75% MUCH easier. I did the following:, 1. Trim the nail on the Mastering Violin Finger Placement: Techniques and Examples ViolinPanda as a pianist, I was really confusing with the 4th finger vibrato until i notice this : r lingling40hrs