HTTP status code: 103: `rel=preload`

IE

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

Edge

  1. 12 - 102: Not supported
  2. 103 - 120: Supported
  3. 121: Supported

Firefox

  1. 2 - 122: Not supported
  2. 123: Supported
  3. 124 - 126: Supported

Chrome

  1. 4 - 102: Not supported
  2. 103 - 121: Supported
  3. 122: Supported
  4. 123 - 125: Supported

Safari

  1. 3.1 - 17.2: Not supported
  2. 17.3: Not supported
  3. 17.4: Not supported
  4. TP: Support unknown

Opera

  1. 10 - 88: Not supported
  2. 89 - 105: Supported
  3. 106: Supported

Safari on iOS

  1. 3.2 - 17.2: Support unknown
  2. 17.3: Support unknown
  3. 17.4: Support unknown

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.4.4: Support unknown
  2. 121: Support unknown

Opera Mobile

  1. 12 - 12.1: Support unknown
  2. 73: Support unknown

Chrome for Android

  1. 121: Supported

Firefox for Android

  1. 122: Support unknown

UC Browser for Android

  1. 15.5: Support unknown

Samsung Internet

  1. 4 - 22: Support unknown
  2. 23: Support unknown

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