Web features explorer - Launch handler

Web features explorer

The launch_handler web app manifest member, with the client_mode property, configure how web app launches behave when an instance of the app is already open. For example, you can choose to focus the existing app instance instead of launching a new one.

Browser support

Chrome 110 Released on 2023-02-07
Chrome Android Not supported
Edge 110 Released on 2023-02-09
Firefox Not supported
Firefox for Android Not supported
Safari Not supported
Safari on iOS Not supported

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MDN documentation

Launch Handler API

Specifications

Web App Launch Handler API, from Web Platform Incubator Community Group (W3C).

Usage (according to Chrome Platform Status)

~1.027% of page loads. More data at chromestatus.com.

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