In default, Shopify not allow you to add the new custom field for the product. So with Gecko, we will help you understand how to bring the custom field to your store.
So you can config for Size Chart by using Metafield.
Step 1: Installing
Please go to this link to install Shopify
Note: Input the name of Extensions to the finding box: "Shopify utilities tools".
Step 2: Setup
1. When going to Edit Product, click right mouse -> Metafields-Shopify Utilities Tools.
2. Creating a Custom Tab Metafield
- namespace: additions
- key: Tab Name
- value: Tab Content
3. After clicking to Save
4. Click to "View" button to see the result
NOTE: If you want to show it, going to Customize -> Product Page -> Sections -> Tab Description
+ Click to Add content -> Choose metafield
+ Set the name for it as the KEY in Metafields