The app gets automatically installed into your published theme when you open it.
You can manually add the code to your unpublished theme you are testing by following these instructions
Why don't I see the size charts when I preview a theme? Print
Modified on: Thu, 3 Jan, 2019 at 1:24 AM
Did you find it helpful? Yes No
Send feedbackSorry we couldn't be helpful. Help us improve this article with your feedback.