Online/offline status

- LS

Chrome

  1. 121
  2. 122
  3. 123
  4. 124
  5. 125
  6. 126
  7. 127

Edge

  1. 120
  2. 121
  3. 122
  4. 123

Safari

  1. 17.1
  2. 17.2
  3. 17.3
  4. 17.4
  5. 17.5
  6. TP

Firefox

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

Opera

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

IE

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

Chrome for Android

  1. 123

Safari on iOS

  1. 17.1
  2. 17.2
  3. 17.3
  4. 17.4
  5. 17.5

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. 123

Firefox for Android

  1. 124

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