The process of downloading the application can be a little more complicated the first (several!) Times ...
- Create an app on iTunesConnect
- Fill ALL the application metadata
- Click the Download Binary button in the upper right corner of the iTunesConnect edit screen. You should receive an email confirming this.
- Go to Xcode.
- Archive the application by going to Product> Archive. (If it is gray, you need to change the target on the iOS device using Simulator.
- Follow the instructions in the wizard to distribute the application on the App Store. You download the application to iTunesConnect through Xcode.
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