Feature Request:How do I tell if a particular custom protocol is installed in IE 10+ on a Windows 7 host?

Won’t fix Issue #212447

Details

Created
May 14, 2014
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Steps to reproduce

URL:

Repro Steps:

/*
If the execution path is not the else the user’s
browser is put on a error page at the window/tab level
conditional commenting can no longer cover this
*/
if (typeof window.external.msLaunchUri == ‘unknown’) {
// access custom protocol via iFrame
} else {
// access custom protocol via navigator.msLaunchUri
}

Expected Results:

Some mechanism to detect the presence of particular custom protocol, or a way to cleanly handle the exception without dropping my users on a problematic error page.

Actual Results:

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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “Andrew L.”

      Changed Status to “Confirmed”

      Changed Assigned To from “Andrew L.” to “IE F.”

      Changed Status from “Confirmed” to “Won’t fix”

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