FileSystemFileHandle API: createWritable

IE

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

Edge

  1. 12 - 85: Not supported
  2. 86 - 144: Supported
  3. 145: Supported

Firefox

  1. 2 - 110: Not supported
  2. 111 - 147: Supported
  3. 148: Supported
  4. 149 - 151: Supported

Chrome

  1. 4 - 85: Not supported
  2. 86 - 145: Supported
  3. 146: Supported
  4. 147 - 149: Supported

Safari

  1. 3.1 - 18.7: Not supported
  2. 26.0 - 26.2: Supported
  3. 26.3: Supported
  4. 26.4 - TP: Supported

Opera

  1. 10 - 71: Not supported
  2. 72 - 126: Supported
  3. 127: Supported

Safari on iOS

  1. 3.2 - 18.7: Not supported
  2. 26.0 - 26.2: Supported
  3. 26.3: Supported
  4. 26.4: Supported

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 145: Supported

Opera Mobile

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

Chrome for Android

  1. 145: Supported

Firefox for Android

  1. 147: Supported

UC Browser for Android

  1. 15.5: Not supported

Samsung Internet

  1. 4 - 20: Not supported
  2. 21 - 28: Supported
  3. 29: Supported

QQ Browser

  1. 14.9: Supported

Baidu Browser

  1. 13.52: Support unknown

KaiOS Browser

  1. 2.5: Not supported
  2. 3: Not supported