Can I use
?

WEBGL_compressed_texture_s3tc API

IE

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

Edge

  1. 12 - 103: Supported
  2. 104: Supported

Firefox

  1. 2 - 14: Not supported
  2. 15 - 21: Supported
  3. 22 - 102: Supported
  4. 103: Supported
  5. 104 - 105: Supported

Chrome

  1. 4 - 25: Not supported
  2. 26 - 103: Supported
  3. 104: Supported
  4. 105 - 107: Supported

Safari

  1. 3.1 - 7.1: Not supported
  2. 8 - 15.5: Supported
  3. 15.6: Supported
  4. 16.0 - TP: Supported

Opera

  1. 10 - 12.1: Not supported
  2. 15 - 88: Supported
  3. 89: Supported
  4. 90: Supported

Safari on iOS

  1. 3.2 - 15.4: Not supported
  2. 15.5: Not supported
  3. 16.0: Not supported

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 104: Not supported

Opera Mobile

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

Chrome for Android

  1. 104: Not supported

Firefox for Android

  1. 101: Not supported

UC Browser for Android

  1. 12.12: Support unknown

Samsung Internet

  1. 4 - 17.0: Not supported
  2. 18.0: Not supported

QQ Browser

  1. 10.4: Support unknown

Baidu Browser

  1. 7.12: Support unknown

KaiOS Browser

  1. 2.5: Support unknown