Recently, web browsers have auto-play feature when opening a new tab.This makes many users feel uncomfortable, however, you can easily prevent these videos from playing automatically on Firefox.

By default, Firefox allows video to run automatically.However, it will not run until the video frame displays completely on the screen.This helps prevent websites from hiding video under other content or at the bottom of the page.This article will guide you how to turn off video running automatically on Firefox.

Normally, the user will not find the autoplay button in the Firefox options menu, which is hidden in the Firefox privacy about: config menu.And on this hidden menu, we only care about the media playback settings.To access the automatic video play settings, open a new tab and enter the following:about: config? Filter = autoplay.

automatically on firefox

automatically on firefox

Just follow the instructions below, and you will not have to worry about any problems occurring when making changes in about: config.And if something goes wrong, you can fix it by simply “refreshing” Firefox.Go ahead and uncheck “Show this warning next time“, then click on “I accept the risk!”.

This will move the user to the about: config page, pre-filtered to show only the options with “autoplay“.Double click on “media.autoplay.enabled” to convert it fromtruetofalse

 

automatically on firefox

automatically on firefox

You’ll notice that the text now turns into boldface type.Any settings that have been changed in about: config will be bold, and the “Status” field will be “modified“.You will also notice there is another option called “media.block-autoplay-to-in-foreground“.With this option, you can leave the default settingtrue..

automatically on firefox

automatically on firefox

Most changes in the about: config will take effect immediately, so there is no need to restart the computer.If you want the video to auto-play, just double-click media.autoplay.enabled “to switch back.

Wish you success!

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