Handy now uses Shopify's Product recommendations feature to suggest similar products to customers, based off of the product they are viewing and other relevant data.
Activating product recommendations
To activate this, navigate to the theme editor, then open a product page in the right-side preview. In the left-side settings, open Product recommendations and enable Show dynamic recommendations.
In here you can also customize the copy for the Heading.
Product aspect ratio
Use the Product aspect ratio dropdown to control how the images fit into the containers. To get the best results, product images should be consistent in dimensions. The options are:
Using an uncropped setting will generate white space around the image to create a uniform grid without cropping your image. The background in the editor indicates the applied white space, but will not appear on your storefront.
Enable product quickshop
For more information on the Product recommendations, check out Shopify's article:
Upgrade from related products
Releases of Handy before v2.5.1 would use the Related products feature. Related products will pull from the collection associated with the product, ordered by whatever order that collection has been set to, and ignoring itself in the list of products. If the product belongs to multiple collections, it will pull from the first one (alphabetically).
To upgrade from Related products to Product recommendations, update to the most recent release of Handy: