Can I use
?

FetchEvent API: request

IE

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

Edge

  1. ❌ 12 - 16: Not supported
  2. ✅ 17 - 136: Supported
  3. ✅ 137: Supported

Firefox

  1. ❌ 2 - 43: Not supported
  2. ✅ 44 - 138: Supported
  3. ✅ 139: Supported
  4. ✅ 140 - 142: Supported

Chrome

  1. ❌ 4 - 39: Not supported
  2. ✅ 40 - 136: Supported
  3. ✅ 137: Supported
  4. ✅ 138 - 140: Supported

Safari

  1. ❌ 3.1 - 11: Not supported
  2. ✅ 11.1 - 18.4: Supported
  3. ✅ 18.5: Supported
  4. ✅ 26.0 - TP: Supported

Opera

  1. ❌ 10 - 26: Not supported
  2. ✅ 27 - 116: Supported
  3. ✅ 117: Supported

Safari on iOS

  1. ❌ 3.2 - 11.2: Not supported
  2. ✅ 11.3 - 18.4: Supported
  3. ✅ 18.5: Supported
  4. ✅ 26.0: Supported

Opera Mini

  1. ﹖ all: Support unknown

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ✅ 137: Supported

Opera Mobile

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

Chrome for Android

  1. ✅ 137: Supported

Firefox for Android

  1. ✅ 139: Supported

UC Browser for Android

  1. ﹖ 15.5: Support unknown

Samsung Internet

  1. ✅ 4 - 27: Supported
  2. ✅ 28: 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