Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

為了改善您的使用體驗,本網站正在進行維護,部分功能暫時無法使用。若本站的文件無法解決您的問題,想要向社群發問的話,請到 Twitter 上的 @FirefoxSupport 或 Reddit 上的 /r/firefox 發問,我們的社群成員將很快會回覆您的疑問。

搜尋 Mozilla 技術支援網站

防止技術支援詐騙。我們絕對不會要求您撥打電話或發送簡訊,或是提供個人資訊。請用「回報濫用」功能回報可疑的行為。

了解更多

YouTube videos have no audio + placing my cursor on the video screen area causes flickering

  • 1 回覆
  • 1 有這個問題
  • 17 次檢視
  • 最近回覆由 cor-el

more options

Using macOS Version 11.0 FF 78.0.2

1. When attempting to watch YouTube videos, there is no volume. -have confirmed volume is not muted on YT -computer volume is on high

2. Video gets jumpy when the cursor is placed on the YouTube video area.

Using macOS Version 11.0 FF 78.0.2 1. When attempting to watch YouTube videos, there is no volume. -have confirmed volume is not muted on YT -computer volume is on high 2. Video gets jumpy when the cursor is placed on the YouTube video area.

所有回覆 (1)

more options

Try:

Are there media related messages in the Web Console ?

You can try to disable hardware acceleration in Firefox.

Close and restart Firefox after modifying the setting for changes to take effect.