Download Firefox Systems and Languages Novetats Privacy Give Firefox a tune up Refresh Firefox How does it work? Download a fresh copy Troubleshooting Videos, sound, pictures and animations don't work Tot All articles and threads Fix problems with websites (Facebook, YouTube, webmail etc.) Firefox is slow or stops working Firefox crashes Unblock Firefox from connecting to the Internet Firefox won't save settings or remember information Procedures to diagnose and fix problems Problems with add-ons, plugins or unwanted software Videos, sound, pictures and animations don't work Llista de complements blocats In English What to do if Firefox won't play any sounds Fix common audio and video issues Fix problems that cause images to not show Fix video and audio problems on Firefox for Windows N editions