How to make .ipa file in Xcode 4.5?

Question

Since I upgraded xCode to 4.5 I can not find option to save my iOS app as .ipa file which I want to distribute over Testflight. Any suggestions?

Here is screenshot of archive options:

Answer 1

Archive you build, then, in the Organizer's Archives tab, select the archive you want to export as ipa, click on Distribute... and select Save for Enterprise Ad-Hoc Deployment.

This is what this looks like on my machine: