Can I use
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Beacon API

- WD

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.

IE

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

Edge

  1. 12 - 13: Not supported
  2. 14 - 102: Supported
  3. 103: Supported

Firefox

  1. 2 - 30: Not supported
  2. 31 - 100: Supported
  3. 101: Supported
  4. 102 - 103: Supported

Chrome

  1. 4 - 38: Not supported
  2. 39 - 102: Supported
  3. 103: Supported
  4. 104 - 106: Supported

Safari

  1. 3.1 - 11: Not supported
  2. 11.1 - 15.4: Supported
  3. 15.5: Supported
  4. 16.0 - TP: Supported

Opera

  1. 9 - 25: Not supported
  2. 26 - 85: Supported
  3. 86: Supported
  4. 87: Supported

Safari on iOS

  1. 3.2 - 11.2: Not supported
  2. 11.3 - 15.4: Supported
  3. 15.5: Supported
  4. 16.0: Supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 101: Supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 64: Supported

Chrome for Android

  1. 102: Supported

Firefox for Android

  1. 101: Supported

UC Browser for Android

  1. 12.12: Supported

Samsung Internet

  1. 4 - 16.0: Supported
  2. 17.0: Supported

QQ Browser

  1. 10.4: Supported

Baidu Browser

  1. 7.12: Supported

KaiOS Browser

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