Don’t waste your time. It’s a problem on Apple’s end.http://www.usatoday.com/story/tech/columnist/baig/2016/05/05/apple-says-app-store-not-working-expected/83966752/And with that I just saw that it’s been fixed.
Talk to Apple about it. It’s their requirement. Have you considered a Google or Windows developer account instead to test on Android or Window 8.1/10 devices?