If you'd like to enable Firefox's experimental Click-to-Play feature, # Type ''about:config'' in the address bar and press Enter. # Press the big button to bypass the warning. # In the search box, paste ''plugins.click_to_play'' # In the search results, double-click ''plugins.click_to_play'' to set its value to '''true''' Notes * You can set certain sites to always load plug-ins without prompting by typing ''about:permissions'' in the address bar and pressing Enter. For details, read the article on the [[Give certain websites the ability to store passwords, set cookies and more|Permissions Manager]]. * If you change your mind, repeat the above steps, but at the last step right-click ''plugins.click_to_play'' and choose '''Reset'''. * [https://addons.mozilla.org/firefox/addon/flashblock/ The Flashblock extension] is an alternative that provides similar functionality.