Web features explorer - Save-Data

Web features explorer

Browsers send the Save-Data HTTP request header when the user turns on a data-saving mode. It is a hint to reduce data sent to the browser. Servers should respond with alternative content, such as smaller images and videos, or different markup and styling.

Browser support

Chrome 65 Released on 2018-03-06
Chrome Android 65 Released on 2018-03-06
Edge 79 Released on 2020-01-15
Firefox Not supported Bugs: 1627407
Firefox for Android Not supported
Safari Not supported
Safari on iOS Not supported

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MDN documentation

Save-Data header

Specifications

Save Data API, from Web Platform Incubator Community Group (W3C).

Web Platform Tests (WPT)

View the latest WPT test results for this feature

View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist