Do you want
This is an accepted solution.
Please follow below refferal link for
Hello. I have pretty same problem. Now my shop is on debut theme with thumbnails slider. However I want dotted slider without arrows. Please let me know the solution if possible. I've tried this one https://help.groupthought.com/article/239-products-use-dots-instead-of-thumbnail-images but it doesn't change anything. Thank you.