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Beacon API

- CR

Allows data to be sent asynchronously to a server with navigator.sendBeacon, even after a page was closed. Useful for posting analytics data the moment a user was finished using the page.

Chrome

  1. 4 - 38: Not supported
  2. 39 - 109: Supported
  3. 110: Supported
  4. 111 - 113: Supported

Edge

  1. 12 - 13: Not supported
  2. 14 - 108: Supported
  3. 109: Supported

Safari

  1. 3.1 - 11: Not supported
  2. 11.1 - 16.2: Supported
  3. 16.3: Supported
  4. TP: Supported

Firefox

  1. 2 - 30: Not supported
  2. 31 - 108: Supported
  3. 109: Supported
  4. 110 - 111: Supported

Opera

  1. 9 - 25: Not supported
  2. 26 - 93: Supported
  3. 94: Supported

IE

  1. 5.5 - 10: Not supported
  2. 11: Not supported

Chrome for Android

  1. 109: Supported

Safari on iOS

  1. 3.2 - 11.2: Not supported
  2. 11.3 - 16.2: Supported
  3. 16.3: Supported

Samsung Internet

  1. 4 - 18.0: Supported
  2. 19.0: Supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 73: Supported

UC Browser for Android

  1. 13.4: Supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 109: Supported

Firefox for Android

  1. 109: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Supported

KaiOS Browser

  1. 2.5: Supported
Resources:
MDN Web Docs - Beacon