Can I use
?

Request API: keepalive

IE

  1. 6 - 10: Not supported
  2. 11: Not supported

Edge

  1. 12 - 14: Not supported
  2. 15 - 116: Supported
  3. 117: Supported

Firefox

  1. 2 - 116: Not supported
  2. 117: Not supported
  3. 118 - 120: Not supported

Chrome

  1. 4 - 65: Not supported
  2. 66 - 116: Supported
  3. 117: Supported
  4. 118 - 120: Supported

Safari

  1. 3.1 - 12.1: Not supported
  2. 13 - 16.6: Supported
  3. 17.0: Supported
  4. 17.1 - TP: Supported

Opera

  1. 10 - 52: Not supported
  2. 53 - 101: Supported
  3. 102: Supported

Safari on iOS

  1. 3.2 - 12.5: Not supported
  2. 13 - 16.6: Supported
  3. 17.0: Supported
  4. 17.1: Supported

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 117: Supported

Opera Mobile

  1. 12 - 12.1: Not supported
  2. 73: Supported

Chrome for Android

  1. 117: Supported

Firefox for Android

  1. 117: Not supported

UC Browser for Android

  1. 15.5: Support unknown

Samsung Internet

  1. 4 - 8.2: Not supported
  2. 9.2 - 21: Supported
  3. 22: Supported

QQ Browser

  1. 13.1: Support unknown

Baidu Browser

  1. 13.18: Support unknown

KaiOS Browser

  1. 2.5: Support unknown
  2. 3: Support unknown