Bridge Installation
Step 1
Loosen the strings slightly to avoid breaking them when placing the bridge.
Step 2
Align the notches on the bridge with all four violin strings.
Step 3
Hold the bottom of the bridge with both hands and stand it vertically on the panel.
Step 4
Place it in the middle of the F-holes and correspond to both notches horizontally of the "F" holes.
click here to see the detail:3 Ways to Place a Bridge on a Violin