I feel stupid for asking. They work fine in the signature preview but in my actual posts the URL information drops out. What am I missing?
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
I believe you have to be a supporting member for links to work.
https://www.reef2reef.com/threads/show-your-3-for-r2r-become-a-supporter-today.379977/#post-4635672