Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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no sound

After installing the update, I lost sound on any websites!Everything works fine in other browsers.

After installing the update, I lost sound on any websites!Everything works fine in other browsers.

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Hi there, you can see what to do when Firefox doesn't play sounds here: https://support.mozilla.org/en-US/kb/what-to-do-if-firefox-wont-play-any-sounds

Let us know if this works or if you need any other help.

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