A:Answer To remove the tip:
1. Press top button on handle to release flip top.
2. Firmly push tip through opening to click out of position.
To insert the tip:
1. Press top button on handle to release flip top.
2. Insert tip through top, align notches on tip and handle
(dots on tip and flip top will align).
3. Using thumb, press tip firmly into opening to click into place.
4. Close flip top. Check to ensure top is secured to handle prior
to
water flossing.
This information can also be found in your instruction manual on page 6.