End of Flash by 2020 – Convert Flash to HTML5 eLearning. Did you aware that your FLASH based courses may not work after 2020? Flash has been serving for long. But now the days are shifting and the phase of flash is coming to an end. By the end of 2020, Adobe will eventually stop support to Flash and all major browsers may not run FLASH content. Make your training content future proof by converting them into html5. As there are many authoring tools available in the industry for effective HTML5 eLearning courses.