After upgrading or changing themes, you will need to follow the steps below:
From your Shopify Admin, navigate to your Online store > Themes.
Within your new theme, click on the "Customize" button.
Open the app embeds from the left section.
Enable the app embeds for Pre-order Now.
And that's done, just hit the Save button and you are good to go!
If you encounter any issues or need assistance with the setup, feel free to contact our support staff at support@websiteondemand.ca for free setup assistance.