You can add an image to your email templates by simply adding the "Image" component onto the left hand side within the template builder. Once added, you will be able to upload a JPG or PNG to your templates on the right hand side. Please note that the app does not support WEBP images.
You will also be able to link them direct with a URL link to add another clickable section to the your store.
Please note that the maximum size of the images is 600px wide and the image size has to be less than 1MB.
Here is a video on how to add images to your email templates:
You will need to publish your updated templates to Shopify for these changes to be reflected in your notification emails.
Please reach out to [email protected] or through the in-app chat if you have any questions!