

You can check validity of you installation as well as installed version at Adobe - About Flash Player Install Adobe flash plugin: sudo apt-get updateĪt this stage, you should restart Firefox and verify that the plugin is installed by selecting Tools/Add-ons in the menu.Sudo rm -f /usr/lib/mozilla/plugins/npwrapper*flash*so Sudo rm -f /usr/lib/mozilla/plugins/flashplugin-alternative.so Sudo rm -f /usr/lib/mozilla/plugins/libflashplayer.so Sudo rm -f /usr/lib/firefox-addons/plugins/libflashplayer.so sudo apt-get purge flashplugin-nonfree flashplugin-installer gnash gnash-common mozilla-plugin-gnash swfdec-mozilla Remove currently installed versions of Flash.A new preview 64-bit version of plugin was made available in September 2010. In 2009 and early 2010, a pre-release version of 64-bit Adobe Flash was temporarily available. If you need support for more plugins and would like to install a 32-bit version of Firefox to accomplish that, then see the section below.Ī 64-bit version of Adobe Flash is currently under development. Since the release of Hardy Heron it is possible to use the 64-bit browser, Flash, Java, and MPlayer plugins from the Ubuntu repositories. 64-bit Firefox and 32-bit Flash plugin (RECOMMENDED: Officially supported by Ubuntu to the extent possible with Flash).The following versions: 403, 414, 433, 445, 453, and 465 are missing, but all these versions contains the "kill switch". You can download version 32.0.0.371 from this archive: For Windows is this file inside the zip: flashplayer32_0r0_371_win.exe And here is the whole Flash old version archive: It's only up to version 387. I'm only using Flash for some work related (safe) websites that are not yet updated for different reasons.

People will say that old versions "will have vulnerabilities by now", but keep in mind, Firefox will ask you every time that a website tries to load Flash content, unless you click on the big red do not enter sign, Flash player will not run. Latest "good" version without the killswitch that still works is 32.0.0.371 (released May 12, 2020). The kill switch was introduced with version 32.0.0.387, anything below will still work.

There is indeed a kill switch in the "newer" versions of Flash, even if you have Firefox84 or 78 ESR, you will get an yellow "f" icon which redirects you to Flash EOL page. Firefox 84 is the latest version that supports Flash, and apparently 78 ESR until Moziilla will kill it.
