Since Angular elements are packaged as custom elements the browser support of angular elements is same as custom elements support.
This feature is is currently supported natively in a number of browsers and pending for other browsers.
|Browser||Angular Element Support|
|Firefox||Natively supported from 63 version onwards. You need to enable dom.webcomponents.enabled and dom.webcomponents.customelements.enabled in older browsers|
|Edge||Currently it is in progress|
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