Log into your iOS Development account and click on the iOS Provisioning Portal link at the right hand side of the page. In your Provisioning Portal, click Provisioning in the left tab bar. Click the New Profile button. Create a name for this profile. Select the certificates that will be used by this profile. Select the App ID that will be used by this profile. Select the Devices that will be used by this profile. Once this is completed, download the YourProvisionProfileName.mobileprovision file and save it to your computer. When you are exporting your Storyboard application, you will need to tell Storyboard where this file is.