Just make the Development certificate on apple site Then Download it.

Make the Development Provisioning Profile & make sure that your Profile must contain the device Id on which you want to debug the app.

Download your provisioning Profile. & give the certificate & profile in Build Setting

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you need to have an apple developper acount for that, i think this tutorial can help you forward how to generate all the necesarry certificates: http://www.intertech.com/Blog/xcode-4-deploying-your-app-to-your-own-iphone-ipad-ipod-touch/

Credit Goes to: stackoverflow.com

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