This specification defines a mechanism that allows developers to selectively enable and disable use of various browser features and APIs.
With LambdaTest you can test your website on 2000+ browser and OS combinations for cross browser compatibility issues and ensure that your webpage fallbacks are working fine on browsers that do not support
Chrome version 4 to 59 does not support
Feature Policy. Chrome 6 to 15 partially supports
Feature Policyproperty. Chrome 60 to 67 partially supports
Feature Policyproperty. Supported through the Feature-Policy header and allow attribute on iframes. JS API support is available in Chrome 64+ by enabling the "Experimental Web Platform features" feature flag in under about:flags.
Feature Policy not supported by Mozilla Firefox browser version 2 to 61.
IE browser version 6 to 11 doesn't support
Safari browser version 3.1 to 5 doesn't support
Feature Policy. Safari browser version 5.1 to 11.1 partially supports
Feature Policy. Partial support refers to not supporting ::backdrop, and supporting the old :full-screen syntax rather than the standard :fullscreen.
Microsoft Edge browser version 12 to 17 is not supported for
Opera version 10.1 to 46 doesn't support
Feature Policy. Opera 15 to 53 partially supports
Feature Policy. Opera 47 to 53 partially supports
"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.
All websites and webapps use collections of a lot of browser technologies and elements. Not all of these elements are supported by all browsers and browser versions. At LambdaTest you can test your website on all browsers and browser versions and easily debug browser compatibility issues in real time.
You can test your website for cross browser compatibility across all Firefox browser versions using LambdaTest
Perform cross browser testing of your website/ webapp across all Chrome browser versions using LambdaTest
Check your website on all Safari browser on Mac and Windows for cross browser compatibility with LambdaTest
Perfrom cross browser testing of your website/ web app across all IE verions using LambdaTest
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