1. Navigate to the 'App Studio' folder in the QuarkXPress application folder.

  2. Decompress the file named 'Issue Previewer for iOS Simlulator.zip.'

  3. Copy the decompressed folder to the following location:

    [drive]/Users/[user name]/Library/Application Support/iPhone Simulator/[version number]/Applications

  4. Relaunch iOS Simulator.

    Note: The version number refers to the version of iOS you want to emulate. To change the version number in iOS Simulator, choose Hardware > Version > [version number].