Most web sites are now using the HTML5 player built into most browsers.

See also: * https://developer.mozilla.org/en/Plugins/Flash_to_HTML5 * https://developer.mozilla.org/en-US/docs/Plugins/Roadmap

https://www.adobe.com/products/flashplayer/end-of-life.html https://docs.microsoft.com/en-us/lifecycle/faq/adobe-flash-player#what-are-the-changes-expected-at-the-end-of-support <blockquote>Flash Player components will be removed from the Windows operating system via an update in early 2021</blockquote> The desktop Firefox will be working just fine and chances are you have been making use of the Flash Plugin very little if any for the past year as websites have been making use of say HTML5 players for video, audio and even games since. Sites using HTML5 players means they will be more cross device capable since Flash was more limited in device support with no Flash Plugin for iOS and Flash for Android was made EOL by Adobe several years ago.