In Mozilla are preparing to abandon this technology.
Browser MozillaFirefox from August 2016 to start blocking Flash elements on sites that are not important for visitors.
With this step, it is planned to reduce the number of errors caused by the use of technology, and to improve the safety of users and to speed up page loading.
From 2017 all Flash site elements will appear in Firefox only after a click.
Resource owners that use Flash, Mozilla recommended the early adoption of HTML technology.
