A wishlist page is a fantastic way for shoppers to save things they might be interested in buying later. It can increase visitors’ engagement by giving shoppers a way to easily keep track of products they want to buy.erence.
Steps:
From your Shopify admin, go to Online Store -> Themes.
Find the theme that you want to edit, and then click Customize.
Click Theme Settings -> GENERAL -> Wishlist.
By default, Wishlist will be enabled, but to make wishlist work, you need to create a wishlist page.
Customers don't need to log in to the site to create the wish list. The store owner can't know the wish list of customers unless customers send an email to the store owner.
The wish list is saved until customers clear cache or reinstall the browser.