In your Firefox browser, type “about:addons” in the address bar and press enter(1). Then on the addons page, locate Shockwave Flash (Adobe Flash Player) and select “Always Activate” from the dropdown menu(2).
Does Flash still work on Firefox?
Currently, no major web browsers support Adobe Flash Player. This includes Google Chrome, Mozilla Firefox, and Microsoft Edge.
What browsers still support Flash? According to Adobe, the Flash player is still supported by Opera, Microsoft Internet Explorer, Microsoft Edge, Mozilla Firefox, and Google Chrome.
