{
 "compat_features": [
  "css.at-rules.media.prefers-reduced-data"
 ],
 "description": "The prefers-reduced-data CSS media query detects whether the user has a preference for using less network traffic. For example, you can use this media query to avoid loading large font files and use a system font instead.",
 "description_html": "The <code>prefers-reduced-data</code> CSS media query detects whether the user has a preference for using less network traffic. For example, you can use this media query to avoid loading large font files and use a system font instead.",
 "group": [
  "media-queries"
 ],
 "kind": "feature",
 "name": "prefers-reduced-data media query",
 "spec": [
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 "status": {
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  "by_compat_key": {
   "css.at-rules.media.prefers-reduced-data": {
    "baseline": false,
    "support": {}
   }
  },
  "support": {}
 },
 "id": "prefers-reduced-data",
 "groups": [
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 ],
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   "seriesComposition": "delta",
   "shortname": "mediaqueries-5",
   "series": {
    "shortname": "mediaqueries",
    "currentSpecification": "mediaqueries-4",
    "title": "Media Queries",
    "shortTitle": "Media Queries",
    "releaseUrl": "https://www.w3.org/TR/mediaqueries/",
    "nightlyUrl": "https://drafts.csswg.org/mediaqueries/"
   },
   "seriesVersion": "5",
   "seriesPrevious": "mediaqueries-4",
   "organization": "W3C",
   "groups": [
    {
     "name": "Cascading Style Sheets (CSS) Working Group",
     "url": "https://www.w3.org/groups/wg/css/"
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   ],
   "release": {
    "url": "https://www.w3.org/TR/mediaqueries-5/",
    "status": "Working Draft",
    "filename": "Overview.html"
   },
   "nightly": {
    "url": "https://drafts.csswg.org/mediaqueries-5/",
    "status": "Editor's Draft",
    "alternateUrls": [
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    ],
    "repository": "https://github.com/w3c/csswg-drafts",
    "sourcePath": "mediaqueries-5/Overview.bs",
    "filename": "index.html"
   },
   "title": "Media Queries Level 5",
   "source": "w3c",
   "shortTitle": "Media Queries 5",
   "categories": [
    "browser"
   ],
   "standing": "good",
   "tests": {
    "repository": "https://github.com/web-platform-tests/wpt",
    "testPaths": [
     "css/mediaqueries"
    ]
   },
   "fragment": "prefers-reduced-data"
  }
 ],
 "mdnUrls": [
  {
   "slug": "Web/CSS/Reference/At-rules/@media/prefers-reduced-data",
   "title": "`prefers-reduced-data` CSS media feature",
   "anchor": null,
   "url": "https://developer.mozilla.org/docs/Web/CSS/Reference/At-rules/@media/prefers-reduced-data"
  }
 ],
 "standardPositions": [
  {
   "vendor": "apple",
   "url": "https://github.com/WebKit/standards-positions/issues/219",
   "concerns": [
    "privacy"
   ],
   "position": ""
  }
 ],
 "hasNegativeStandardPosition": false,
 "stateOfSurveys": [
  {
   "name": "State of CSS 2024",
   "url": "https://2024.stateofcss.com/en-US/features/#all_features",
   "question": "features",
   "subQuestion": "all_features",
   "path": "dataAPI.surveys.state_of_css.css2024.features.all_features.39.entity"
  }
 ],
 "chromeUseCounters": {},
 "interop": [],
 "wpt": {
  "url": "https://wpt.fyi/results?q=feature:prefers-reduced-data"
 },
 "developerSignals": {
  "url": "https://github.com/web-platform-dx/developer-signals/issues/314",
  "votes": 11
 },
 "bugs": {
  "chrome": [
   "https://bugs.chromium.org/p/chromium/issues/detail?id=1051189",
   "https://crbug.com/40118365"
  ],
  "chrome_android": [
   "https://crbug.com/40118365"
  ],
  "edge": [
   "https://crbug.com/40118365"
  ],
  "oculus": [
   "https://crbug.com/40118365"
  ],
  "opera": [
   "https://crbug.com/40118365"
  ],
  "webview_android": [
   "https://crbug.com/40118365"
  ]
 },
 "useCases": [
  {
   "description": "I serve video previews on thumbnail hover on desktop and I'm considering using CSS scroll-state queries to mirror this in some fashion on mobile, but I'd like to disable this feature when folks have save data turned on.",
   "url": "https://github.com/web-platform-dx/developer-signals/issues/314#issuecomment-3711159463"
  }
 ],
 "baselineLowDateAsObject": null,
 "baselineHighDateAsObject": null
}