2. Configure Product Grouped
2.1. Create a product
From Shopify Admin > Products > Add Product. Please follow the video below:
After creating the product, on the Product Url that you just created, please copy the ID of the product:
In addition, if you wanna set an available product becoming a Grouped product, you also only need to copy the Product ID same as the instruction above.
2.2. Create a menu
From Shopify Admin > Online Store > Navigation > Add Menu to create a new menu.
Please follow the video below to know how to create a Grouped product menu: