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Custom protocol handling

Navigator.registerProtocolHandler is used when a web page wants to behave as a handler for a particular protocol -- that is, when the user clicks on links or types URLs starting with the protocol's scheme in their address bar.

Last updated on : 2023-03-20

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 11

12 - 18

79 - 111

2 - 2

3.6 - 113

4 - 12

13 - 114

3.2 - 16.4

9.5 - 11.5

11.6 - 95

Fully Supported

Partially

No Support

Specifications

HTML Standard # custom-handlers

Syntax

registerProtocolHandler(scheme, url) registerProtocolHandler(scheme, url, title)

Browser Compatibility

Custom protocol handling on IE is not supported on any IE versions.

Custom protocol handling on Edge is fully supported on 79-111, and not supported on 12-18 Edge versions.

Custom protocol handling on Firefox is fully supported on 3.6-113, and not supported on 2-2 Firefox versions.

Custom protocol handling on Chrome is fully supported on 13-114, and not supported on 4-12 Chrome versions.

Custom protocol handling on Safari is not supported on any Safari versions.

Custom protocol handling on Opera is fully supported on 11.6-95, and not supported on 9.5-11.5 Opera versions.

Custom protocol handling on Safari on iOS is not supported on any Safari on iOS versions.

Custom protocol handling on Android Browser is not supported on any Android Browser versions.

Custom protocol handling on Opera Mobile is not supported on any Opera Mobile versions.

Custom protocol handling on Chrome for Android is not supported on any Chrome for Android versions.

Custom protocol handling on Firefox for Android is not supported on any Firefox for Android versions.

Custom protocol handling on Samsung Internet is not supported on any Samsung Internet versions.

Browser Support for Custom protocol handling

Custom protocol handling on Chrome

Custom protocol handling on Safari

Custom protocol handling on Firefox

Custom protocol handling on Internet Explorer

Custom protocol handling on Opera

Custom protocol handling on Edge

References

Data sourced from

Low

Overall Browser Compatibility Score

Note:Custom protocol handling shows a browser compatibility score of 33. 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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