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web_extensions / latest / api / browsersettings / imageanimationbehavior.html

browserSettings.imageAnimationBehavior

A BrowserSetting object that can be used to change the way the browser handles animated images, such as GIFs.

The underlying value is a string that can take one of three values:

  • "normal": the default. Play animated images as normal.
  • "none": don't animate images at all.
  • "once": play the animation once.

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
imageAnimationBehavior No No 57 ? No No ? ? 57 ? No ?

Examples

Disable animated images:

browser.browserSettings.imageAnimationBehavior.set({ value: "none" });

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https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/browserSettings/imageAnimationBehavior