If I delete my IOS 9 beta profile will it delete everything on my phone? Or will it only delete the profile and nothing else? I'm trying to get iOS 10 beta but no quite sure how since I have iOS 9 beta. Any help?

If I delete my IOS 9 beta profile will it delete everything on my phone? Or will it only delete the profile and nothing else? I'm trying to get iOS 10 beta but no quite sure how since I have iOS 9 beta. Any help?