QR codes are a great way to promote your Hearken embeds in physical space.
First you want to grab the URL of either the page on your site where your embed lives or the direct link to your embed from the EMS:
To create the QR code, you will need to search for a free QR code generator like this one. Chrome also has a built-in QR code generator—here’s how to use it. Insert the URL and download the code to start using it!