The link field is very useful for quickly updating users with a clickable link to a website. Very similar to the URL field except this one creates a hyperlink over the displayed text. You can also embed this inside paragraphs using custom code.
Tip: See also, Basic Field Settings.
Field Creation Form
The ability to Require Title helps organizing certain types of links for your store as it requires you input a link label at the Entry form or it will not save the field.
If you try to save the field without a link label, Custom Fields will produce this error.
Content Entry Form
Default Liquid Code
The Edit Code section allows a user to edit how a field prints or functions. The default code for this type of field is found below.
For more information about code customization and the code editor itself, visit our Guide to the Snippet Editor.
Additional Resources & Documentation
Shopify: Liquid Template Language Documentation - Shopify Documentation on liquid coding for advanced theme designers.
Custom Fields: Creating Linked Images - This article goes in depth on how to create clickable link images.