Add to Wishlist Button Placement
Step 1:
Go to Online Store > Themes > Edit Code in your Shopify admin.
Search for the main-product.liquid
file:
In the code editor, search for the location you need to add the wishlist button in the file.
Step 2: Locate the position where you need to add the wishlist button in it and add the following div code:
<div class="product-form__item" id="wishlist-hero-product-page-button"></div>
Or use this call:
{% render 'wishlisthero-collection-product' with product: product, buttonMode:'default', buttonClass:'wishlisthero-quick-view' %}