help me very serious problem
no sound when i am playing videos and audios
no sound when i am playing videos and audios
所有回复 (1)
Was it working before? Is this with all websites/pages, some, a few?
If you have Windows 10 N or KN then you may not have the Media Feature Pack installed.
https://support.mozilla.org/en-US/kb/fix-video-audio-problems-firefox-windows
https://support.mozilla.org/en-US/kb/fix-common-audio-and-video-issues
https://support.mozilla.org/en-US/kb/html5-audio-and-video-firefox
https://support.mozilla.org/en-US/kb/troubleshoot-issues-with-plugins-fix-problems
https://support.mozilla.org/en-US/kb/warning-unresponsive-plugin