Custome Product addons in Shopify Theme Without any App

This code replace all app they provide this type of feature. Code support for all theme.

Step:1 Dowonload Code Your Code

• Check your Email. You can see Your Code file Download.
• Also Need To download PASSWORD File.

Step:2  Shopify admin

• Go online Store
• Edit Code

Step:3 Implement Code

• Search snippets add New Section
• File Name :- product-bundle.liquid

• Copy Your Code and Past in product-bundle.liquid

Step:4 Add Code

• Search main-product.liquid
• Find buy_buttons
• above buy_buttons Add Below code

{%- when 'new_bundle' -%}
{% render 'product-bundle', product: product %}

• Find buy_buttons schema
• Add code after buy_buttons schema (references image)

{
      "type": "new_bundle",
      "name": "New Bundle",
      "limit": 1
 },

Step:5 Metafield

• Go To Shopify Setting > Custom data > Products > Add definition
• Name: For Add On Metafield
• Namespace and key : custom.for_add_on_metafield
• Select type : product > List of products
• Save

• For tooltip
• Name : Tooltip
• Namespace and key : custom.tooltip
• Select type : Single line text > One value
• Save

Step:6 Hide Add to cart and quantity for defult product

• Go to Main Product

• Ctrl + F Search quantity_selector
• First Div end add {% if product.tags contains ‘main_product_bundle’ %} hidden {% endif %}

• Now Search buy_buttons
• First Div add class=” {% if product.tags contains ‘main_product_bundle’ %} hidden {% endif %}”

Step:7 Test Code

• Go to your Product Select one product
• Add Tag main_product_bundle

• Scroll down see metafield Select Product

• Save

Step:8 Final result