Downloading the original Adobe Flash Player for Debian Linux is no longer possible through official channels. Adobe ended all support for Flash on December 31, 2020, and began blocking Flash content from running in the player on January 12, 2021.
Because the original software is discontinued and poses significant security risks, users on Debian should look toward modern emulators and open-source alternatives to run legacy .swf files or web content. Current Status of Adobe Flash on Debian adobe flash player linux debian download
Discontinued. Adobe has removed all download links for Flash installers from its site. Downloading the original Adobe Flash Player for Debian
If you are looking for classic Flash games and animations, Flashpoint is a massive preservation project. adobe flash player linux debian download
The flashplugin-nonfree package has been removed from all supported versions of Debian.