How to setup One-Click Up/Down Sell Product In The Button

video1.0<iframe src="https://www.loom.com/embed/2e5283b2f089489f9fa436a325bceec5" frameborder="0" width="1920" height="1440" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>14401920Loomhttps://www.loom.com14401920https://cdn.loom.com/sessions/thumbnails/2e5283b2f089489f9fa436a325bceec5-9dc9af49314e4504.gif161.684How to setup One-Click Up/Down Sell Product In The Button