Favicon Checker

realfavicongenerator.net will check a whole site for correct favicons. It will also generate a full set of icons from your graphic, for all mobiles, tablets etc in a zip file that can be uploaded to the server. It tells you how to make icons work well on the site.

Below is the check for clickforcharity.net 2024 Sept.

It will also generate a browserconfig.xml and site.webmanifest.