Font unicode-range subsetting

- CR

This @font-face descriptor defines the set of Unicode codepoints that may be supported by the font face for which it is declared. The descriptor value is a comma-delimited list of Unicode range (<urange>) values. The union of these ranges defines the set of codepoints that serves as a hint for user agents when deciding whether or not to download a font resource for a given text run.

Chrome

  1. 4 - 35: Partial support
  2. 36 - 120: Supported
  3. 121: Supported
  4. 122 - 124: Supported

Edge

  1. 12 - 16: Partial support
  2. 17 - 120: Supported
  3. 121: Supported

Safari

  1. 3.1 - 9.1: Partial support
  2. 10 - 17.2: Supported
  3. 17.3: Supported
  4. 17.4 - TP: Supported

Firefox

  1. 2 - 35: Not supported
  2. 36 - 43: Disabled by default
  3. 44 - 121: Supported
  4. 122: Supported
  5. 123 - 125: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 22: Partial support
  3. 23 - 105: Supported
  4. 106: Supported

IE

  1. 5.5 - 8: Not supported
  2. 9 - 10: Partial support
  3. 11: Partial support

Chrome for Android

  1. 121: Supported

Safari on iOS

  1. 3.2 - 9.3: Partial support
  2. 10 - 17.2: Supported
  3. 17.3: Supported

Samsung Internet

  1. 4: Partial support
  2. 5 - 22: Supported
  3. 23: Supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 73: Supported

UC Browser for Android

  1. 15.5: Supported

Android Browser

  1. 2.1 - 4.4.4: Partial support
  2. 121: Supported

Firefox for Android

  1. 122: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Supported

KaiOS Browser

  1. 2.5: Supported
  2. 3: Supported

Partial support indicates that unnecessary code-ranges are downloaded by the browser - see browser test matrix.

Resources:
Safari CSS Reference: unicode-range
MDN Web Docs - CSS unicode-range
Demo
Web Platform Docs: unicode-range