CSS widows & orphans

- REC

Chrome

  1. 142
  2. 143
  3. 144
  4. 145
  5. 146
  6. 147
  7. 148

Edge

  1. 141
  2. 142
  3. 143
  4. 144

Safari

  1. 26.0
  2. 26.1
  3. 26.2
  4. 26.3
  5. 26.4
  6. TP

Firefox

  1. 144
  2. 145
  3. 146
  4. 147
  5. 148
  6. 149
  7. 150

Opera

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

IE

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

Chrome for Android

  1. 144

Safari on iOS

  1. 26.0
  2. 26.1
  3. 26.2
  4. 26.3
  5. 26.4

Samsung Internet

  1. 26
  2. 27
  3. 28
  4. 29

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. 144

Firefox for Android

  1. 147

QQ Browser

  1. 14.9

Baidu Browser

  1. 13.52

KaiOS Browser

  1. 2.5
  2. 3.0-3.1

Some older WebKit-based browsers recognize the properties, but do not appear to have actual support