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HTTP/2 protocol

HTTP 2 reduces latency in the web by allowing multiplexing and prioritization of requests, enabling efficient use of network resources for better browser performance.

Last updated on : 2025-11-11

Browser Versions

IE

Edge

Firefox

Chrome

Safari

Opera

5.5 - 10

11 - 11

12 - 142

2 - 35

36 - 147

4 - 40

41 - 145

3.2 - 8

9.1 - 10.1

11 - 26.2

9.5 - 27

28 - 122

Fully Supported

Partially

No Support

Browser Compatibility

HTTP/2 protocol on IE is partially supported on 11-11, and not supported on 5.5-10 IE versions.

HTTP/2 protocol on Edge is fully supported on all Edge versions.

HTTP/2 protocol on Firefox is fully supported on 36-147, and not supported on 2-35 Firefox versions.

HTTP/2 protocol on Chrome is fully supported on 41-145, and not supported on 4-40 Chrome versions.

HTTP/2 protocol on Safari is fully supported on 11-26.2, partially supported on 9.1-10.1, and not supported on 3.2-8 Safari versions.

HTTP/2 protocol on Opera is fully supported on 28-122, and not supported on 9.5-27 Opera versions.

HTTP/2 protocol on Safari on iOS is fully supported on 9.3-26.1, and not supported on 3.2-8 Safari on iOS versions.

HTTP/2 protocol on Android Browser is fully supported on 97-142, and not supported on 2.3-4 Android Browser versions.

HTTP/2 protocol on Opera Mobile is fully supported on 64-80, and not supported on 10-12 Opera Mobile versions.

HTTP/2 protocol on Chrome for Android is fully supported on all Chrome for Android versions.

HTTP/2 protocol on Firefox for Android is fully supported on all Firefox for Android versions.

HTTP/2 protocol on Samsung Internet is fully supported on all Samsung Internet versions.

Browser Support for HTTP/2 protocol

HTTP/2 protocol on Chrome

HTTP/2 protocol on Safari

HTTP/2 protocol on Firefox

HTTP/2 protocol on Internet Explorer

HTTP/2 protocol on Opera

HTTP/2 protocol on Edge

References

Data sourced from

97

High

Overall Browser Compatibility Score

Note:HTTP/2 protocol 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.

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