Goto the nib file under utilities pane Interface builder document, change Opens in to Default(5.0)
Remember
This will enable editing using the iOS 7 appearance and new auto layout workflows. This file will no longer be editable in Xcode 4.x.
Question
I just updated to xcode 5 and when firing up my project it asked if I wanted to update the nib-file. Well I just said no, but now I want to, but I can not find the option anywhere. Maybe I am slow because it is friday, I dont know, please help me.
La solution
Goto the nib file under utilities pane Interface builder document, change Opens in to Default(5.0)
Remember
This will enable editing using the iOS 7 appearance and new auto layout workflows. This file will no longer be editable in Xcode 4.x.