Reduce variant image size to small squares in web in Sense theme

I’m trying to reduce the image size of the variants to four or more small squares at the bottom or right corner of the screen in web but its not working. I hope someone can assist, attached is a picture of my current product page with the large image variants vs how i want it to look

Hi @Ahia-Lolo ,

You can change your thumbnail to thumbnail slider. Please follow the instructions below.

  1. From you Admin page, go to Online store > Themes > Customize
  2. You should be directed to the theme editor. Please follow the image below

Thank you very much, it worked!