HTTP preflight (OPTIONS) request fails in IE only

Question

I trying to make a POST request to my REST API. Here is the code snippet (using AngularJS):

        $http({
            method: \'POST\',
            url: ur         


        

Answer 1

You could add sites to Trusted zone in IE settings and set "Access data sources across domains" to Enable (not Prompt):

It works not only for IE 9, but 10+ as well.

More on this: https://www.webdavsystem.com/ajax/programming/cross_origin_requests