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

How do I stop mp3 and mp4 files from automatically opening after they are finished downloading ?

more options

Every time I convert a video to mp3 or mp4 and then download it, the file will automatically open and play. How can I stop it from automatically opening and playing.

Many thanks.

Every time I convert a video to mp3 or mp4 and then download it, the file will automatically open and play. How can I stop it from automatically opening and playing. Many thanks.

被選擇的解決方法

in the URL bar type: about:preferences#applications

search to find the MP4/MPEG4 and use the dropdown box to switch it to something else like "Always Ask"

從原來的回覆中察看解決方案 👍 0

所有回覆 (2)

more options

選擇的解決方法

in the URL bar type: about:preferences#applications

search to find the MP4/MPEG4 and use the dropdown box to switch it to something else like "Always Ask"

more options

If the above doesn't handle your specific downloads:

Is the media opening in its own tab? Firefox calls that the "stand alone" player and you can disable the stand-alone player if you do not need it for other purposes. Here's how:

(1) In a new tab, type or paste about:config in the address bar and press Enter/Return. Click the button promising to be careful.

(2) In the search box above the list, type or paste stand and pause while the list is filtered

(3) Double-click the media.play-stand-alone preference to switch the value from true to false