To keep your browsing fast and secure, Firefox does not run plugins like Adobe Flash by default. Learn how to activate plugins on websites.
Blocklisting (or blocking) is done as a last resort to protect Firefox users from unsafe add-ons. Learn what to do if an add-on is blocked.
This article will help you solve audio and video problems on web pages.
If you can view Flash videos but can't view them full screen, there may be a problem between Flash and your video drivers. Learn how to work around the problem.
If the Flash plugin is installed, this Adobe security feature is enabled by default for 32-bit versions of Firefox on Windows. Learn more.
Learn what steps to take if you can't hear sound in Firefox.
If you are experiencing difficulty downloading or viewing images in Firefox, follow the troubleshooting instructions in this article.
If Firefox has trouble playing video or music on a Windows computer, you can install the Media Feature Pack, if it's missing. Learn more.