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/Web Extensions

tabs.ZoomSettings

Defines zoom settings for a tab: mode, scope, and default zoom factor.

Type

Values of this type are objects. They contain the following properties:

defaultZoomFactorOptional
number. The default zoom level for the current tab. Note that this is only used in tabs.getZoomSettings.
modeOptional
tabs.ZoomSettingsMode. Defines whether zoom changes are handled by the browser, by the extension, or are disabled.
scopeOptional
tabs.ZoomSettingsScope. Defines whether zoom changes will persist for the page's origin, or only take effect in this tab.

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
ZoomSettings
Yes
79
45
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Yes
No
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No
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Note: This API is based on Chromium's chrome.tabs API. This documentation is derived from tabs.json in the Chromium code.

Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.

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