CSS property: box-shadow: Spread radius

IE

  1. 6 - 8: Not supported
  2. 9 - 10: Supported
  3. 11: Supported

Edge

  1. 12 - 128: Supported
  2. 129: Supported

Firefox

  1. 2 - 3: Not supported
  2. 3.5 - 3.6: Supported
  3. 4 - 129: Supported
  4. 130: Supported
  5. 131 - 133: Supported

Chrome

  1. 4 - 9: Supported
  2. 10 - 128: Supported
  3. 129: Supported
  4. 130 - 132: Supported

Safari

  1. 3.1 - 4: Not supported
  2. 5: Supported
  3. 5.1 - 17.6: Supported
  4. 18.0: Supported
  5. 18.1 - TP: Supported

Opera

  1. 10: Not supported
  2. 11.5 - 113: Supported
  3. 114: Supported

Safari on iOS

  1. 3.2 - 4.1: Not supported
  2. 4.2: Supported
  3. 5 - 17.6: Supported
  4. 18.0: Supported
  5. 18.1: Supported

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.3: Not supported
  2. 4.4 - 4.4.4: Supported
  3. 129: Supported

Opera Mobile

  1. 12 - 12.1: Not supported
  2. 80: Supported

Chrome for Android

  1. 129: Supported

Firefox for Android

  1. 130: Supported

UC Browser for Android

  1. 15.5: Support unknown

Samsung Internet

  1. 4 - 24: Supported
  2. 25: Supported

QQ Browser

  1. 14.9: Support unknown

Baidu Browser

  1. 13.52: Support unknown

KaiOS Browser

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