To maximize the zoom music lesson experience please take sometime to familiarize yourself with Zoom audio settings. Camera angles are important, especially in piano lessons so I can see your fingers.
Optimize Zoom Settings for Music
A laptop or desktop is idea for zoom as you can change audio setting to maximize the sound. Smartphones and tablets do not have the ability to change sound settings and can cause audio problems. If you do not have a laptop or desktop but have a iphone FaceTime maybe a preferred format.
Below are the adjustments to make on your zoom settings.