Embed Smart Customizer App in your Shopify theme
Shopify is changing how apps load in your store. To keep your Smart Customizer App working, you need to enable the Smart Customizer App embed in your current Shopify theme. This only takes a few clicks.
1. Enable Smart Customizer App in your theme
In Smart Customizer App, select Enable. This opens your Shopify theme settings.
In Shopify, enable the Smart Customizer App embed and save your changes. By default app shold be enabled, you just need to clcik save button on the uper right corner.

2. Check your storefront
Return to Smart Customizer App on Shopify Admin and select Check. This will open your storefront page in a new tab. Make sure app is still visible and working as expected.
3. Wait for validation
After you return to Smart Customizer, we will validate that everything has been installed successfully. Please wait while the check is completed.
If the setup is completed
You will see a confirmation that Smart Customizer is enabled and App is ready to use on your storefront. Select OK to close the window.
If we cannot confirm the setup
If Smart Customizer App cannot confirm that the app embed is active, make sure it is enabled and saved in your current Shopify theme. Then select Try Again. If you still need help, contact Smart Customizer support.