To link the product to the banner from shop now button you will need to follow the below given steps:-
Online Store -> Themes -> Customize -> homepage-> Slideshow -> Slide -> Button link from here you can link the products or any pages etc to it.
Want to modify or develop new app, Hire us. If helpful then please Like and Accept Solution . Email: firstname.lastname@example.org Shopify Apps URL :- https://apps.shopify.com/partners/zestard-technologies Custom Modifications Into Shopify Theme | Shopify Private App | SEO & Digital Marketing