-moz-touch-enabled CSS media feature, deprecated since Firefox 71, has been removed from all channels with Firefox 73. The standard Interaction Media Features have been supported since Firefox 64, and at least 1 site was known to be not scrollable in Firefox because of the Modernizr library’s wrong detection using the non-standard media feature.
You can now use the
pointer media feature instead. For example, if you have
-moz-touch-enabled:1 in your media query, simply replace it with
This was the last remaining non-standard system metric media feature in Firefox. Others had already been removed with Firefox 58.