Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More

Power Your Software Testing with AI and Cloud

Supercharge QA with AI for Faster & Smarter Software Testing

Start free with Google Start free with Email

CSS font-feature-settings

The font-feature property enables fine control over specific typographic and language-specific font features of OpenType fonts.

Last updated on : 2025-11-11

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 9

10 - 11

12 - 142

2 - 3

4 - 14

15 - 147

4 - 15

16 - 20

21 - 145

3.2 - 9

4 - 6

9.1 - 26.2

9.5 - 12

15 - 122

Fully Supported

Partially

No Support

Formal Definition

Inherited

yes

Applies to

all elements. It also applies to ::first-letter and ::first-line.

Initial value

normal

Animation type

discrete

Computed value

as specified

Specifications

CSS Fonts Module Level 4 # font-feature-settings-prop

Syntax

/* Use the default settings */
 font-feature-settings: normal;
 /* Set values for OpenType feature tags */
 font-feature-settings: "smcp";
 font-feature-settings: "smcp" on;
 font-feature-settings: "swsh" 2;
 font-feature-settings: "smcp", "swsh" 2;
 /* Global values */
 font-feature-settings: inherit;
 font-feature-settings: initial;
 font-feature-settings: revert;
 font-feature-settings: unset;

Browser Compatibility

CSS font-feature-settings on IE is fully supported on 10-11, and not supported on 5.5-9 IE versions.

CSS font-feature-settings on Edge is fully supported on all Edge versions.

CSS font-feature-settings on Firefox is fully supported on 15-147, partially supported on 4-14, and not supported on 2-3 Firefox versions.

CSS font-feature-settings on Chrome is fully supported on 21-145, partially supported on 16-20, and not supported on 4-15 Chrome versions.

CSS font-feature-settings on Safari is fully supported on 9.1-26.2, partially supported on 4-6, and not supported on 3.2-9 Safari versions.

CSS font-feature-settings on Opera is fully supported on 15-122, and not supported on 9.5-12 Opera versions.

CSS font-feature-settings on Safari on iOS is fully supported on 9.3-26.1, partially supported on 3.2-6, and not supported on 7-9 Safari on iOS versions.

CSS font-feature-settings on Android Browser is fully supported on 4.4-142, and not supported on 2.3-4 Android Browser versions.

CSS font-feature-settings on Opera Mobile is fully supported on 64-80, and not supported on 10-12 Opera Mobile versions.

CSS font-feature-settings on Chrome for Android is fully supported on all Chrome for Android versions.

CSS font-feature-settings on Firefox for Android is fully supported on all Firefox for Android versions.

CSS font-feature-settings on Samsung Internet is fully supported on all Samsung Internet versions.

Browser Support for CSS font-feature-settings

CSS font-feature-settings on Chrome

CSS font-feature-settings on Safari

CSS font-feature-settings on Firefox

CSS font-feature-settings on Internet Explorer

CSS font-feature-settings on Opera

CSS font-feature-settings on Edge

References

Data sourced from

High

Overall Browser Compatibility Score

Note:CSS font-feature-settings shows a browser compatibility score of 97. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

Test on 3000+ browsers for CSS font-feature-settings & more

Test your website for CSS font-feature-settings and other web technologies. Get 100 FREE automation test minutes!

Test Now