In Chrome 76, Flash will be disabled by default.

Google Inc. planning to In the July release of Chrome 76 disable the default playback of Flash content. Changes are already made in the experimental Canary branch, on the basis of which the Chrome 76 release will be formed.

Until the release of Chrome 87, expected in December 2020, Flash support can be restored in the settings (Advanced > Privacy and Security > Site Settings) with subsequent explicit confirmation of the Flash content playback operation for each site (the confirmation is remembered until the browser is restarted). The complete removal of the code to ensure Flash support is synchronized with the previously announced cessation by Adobe set of GCC compilers of support for Flash technology in 2020.

In Firefox, the Adobe Flash plugin will be disabled it is anticipated in the upcoming version 69, scheduled for September. In ESR branches of Firefox, Flash support will remain until the end of 2020. Before the beginning of 2020, users of regular Firefox versions will be able to restore Flash support through the settings in about:config.

Source: opennet.ru