Online/offline status

- LS

Chrome

  1. 122
  2. 123
  3. 124
  4. 125
  5. 126
  6. 127
  7. 128

Edge

  1. 122
  2. 123
  3. 124
  4. 125

Safari

  1. 17.2
  2. 17.3
  3. 17.4
  4. 17.5
  5. 17.6
  6. TP

Firefox

  1. 123
  2. 124
  3. 125
  4. 126
  5. 127
  6. 128
  7. 129

Opera

  1. 106
  2. 107
  3. 108
  4. 109

IE

  1. 8
  2. 9
  3. 10
  4. 11

Chrome for Android

  1. 124

Safari on iOS

  1. 17.2
  2. 17.3
  3. 17.4
  4. 17.5
  5. 17.6

Samsung Internet

  1. 21
  2. 22
  3. 23
  4. 24

Opera Mini

  1. all

Opera Mobile

  1. 11.5
  2. 12
  3. 12.1
  4. 80

UC Browser for Android

  1. 15.5

Android Browser

  1. 4.2-4.3
  2. 4.4
  3. 4.4.3-4.4.4
  4. 124

Firefox for Android

  1. 125

QQ Browser

  1. 14.9

Baidu Browser

  1. 13.52

KaiOS Browser

  1. 2.5
  2. 3.0-3.1

"online" does not always mean connection to the internet, it can also just mean connection to some network.

Early versions of Chrome and Safari always reported "true" for navigator.onLine