Then click the Install Now button. You will be redirected to the authentication page.
Please don't worry about the alert "Boostheme Toolkit isn’t listed
on the Shopify App Store" because we don't publish this app on
the Shopify app store. Only the customers who bought our themes can use this app.
Please note: You do not need to remove the Boostheme Toolkit app
when you update or upgrade the theme. Our app will be updated
automatically on the new theme. If you remove the Boostheme Toolkit app,
all your data will be removed and you have to add data from the beginning.
Click the Install unlisted app button to complete the installation. After Installing, you can go to the manage products page, click a product you want to edit, then click More actions > Edit size chart, custom tabs, count down.
Or you can go to Apps > Boostheme Toolkit app. You will see a table of the product list. Just click the product you want to edit. At there, you will also have 3 tabs with Size chart, countdown, custom tabs. We will explore this in the next section.