You can export/ backup the size chart data by following the steps below.
- Open BF Size Charts
- Click on Data in our app’s navigation
- Click Save File
- If you want to add the size charts to a second store please Install BF Size Charts to your second store to import the data to the new store.
- Click Choose File to import the data
Since size charts are linked by product IDs and collection IDs which differ between stores you will need to manually associate the size charts to the desired products.