After the original Kajabi Favicon has been deleted, you cannot revert back to the default Kajabi favicon.
However, if you had saved or taken a screenshot of the Kajabi favicon image before deletion you can re-upload the favicon manually.
Learn to upload Favicons to your site.
Still have questions? Let us know your question below to have it added to the list or reach out to Support if you need additional assistance. Thanks for being the best part of Kajabi!