iOS Rotate view in storyboard

[Theclamshell]

I am making a landscape application for the iPad but the view in story board is still in portrait made. How do i rotate the view in storyboard so I can work on my application in landscape mode?

 

[cMacSW]

- Select the viewController
- In the Attributes inspector set Orientation to Landscape

 

[Theclamshell]

- Select the viewController
- In the Attributes inspector set Orientation to Landscape

Thank you very, very, very much