Can I use
?

headers HTTP header: Cache-Control: `stale-while-revalidate`

IE

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

Edge

  1. 12 - 18: Not supported
  2. 79 - 100: Supported
  3. 101: Supported

Firefox

  1. 2 - 67: Not supported
  2. 68 - 99: Supported
  3. 100: Supported
  4. 101 - 102: Supported

Chrome

  1. 4 - 74: Not supported
  2. 75 - 100: Supported
  3. 101: Supported
  4. 102 - 104: Supported

Safari

  1. 3.1 - 15.3: Not supported
  2. 15.4: Not supported
  3. TP: Support unknown

Opera

  1. 10 - 85: Not supported
  2. 86: Not supported
  3. 87: Not supported

Safari on iOS

  1. 3.2 - 15.3: Not supported
  2. 15.4: Not supported

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 101: Supported

Opera Mobile

  1. 12 - 12.1: Not supported
  2. 64: Not supported

Chrome for Android

  1. 101: Supported

Firefox for Android

  1. 100: Supported

UC Browser for Android

  1. 12.12: Support unknown

Samsung Internet

  1. 4 - 10.1: Not supported
  2. 11.1 - 15.0: Supported
  3. 16.0: Supported

QQ Browser

  1. 10.4: Support unknown

Baidu Browser

  1. 7.12: Support unknown

KaiOS Browser

  1. 2.5: Support unknown