Game Center Application Distribution
You can enable the version of your Game Center app while you submit your app to the App Store. At this time, you can choose which leaders and achievements that you want to present with this version of your application. In addition, you can choose which applications and versions you want the application to be compatible with.
If you use the multi-user compatibility feature, you also need to select the applications compatible with this version of the application on the version information page.
To enable your version of your Game Center app Log in to iTunes Connect using your Apple ID username and password.
Click Manage Your Applications.
Select the application you want to manage.
In the Versions section, click View Details next to the version you want to edit.
In the "Game Center" section, click "Disabled."
If you have leaderboards to submit with this version of your application, click "Edit" in the "Leaders" section.
Click "Edit" in the "Leaders" section.
Select the leaderboards you want to send.
Click "Save." If you have achievements, to submit this version of your application, click "Change" in the "Achievements" section.
Click "Edit" in the "Achievements" section. Select the achievements you want to submit. Click "Save." If you have applications for adding a compatibility list to multiplayer or want to change versions, click "Change" in the Multi-user compatibility section.
Follow the same steps as in the "To change multi-user compatibility mode" section.
Click Finish to Download Binary.
If the version of your application has been previously approved, you can no longer disable Game Center for all versions of your application. Instead, you should change the Game Center properties for each version of your application separately. If you disable the version of your application for Game Center, this may change the multi-user compatibility settings described in the "Multiplayer" Compatibility Testing. "
To disable the version of your application for Game Center, go to the details of the page of the version of the application that you want to edit.
In the "Game Center" section, click "Enabled."
Sometimes you may need to send a version of your application without groups and multi-user compatibility (you may need to fix the error, but you are not ready to release groups and multi-user games with a compatibility version yet). To do this, you need to uninstall the application. from the group and deselect the version of the application or any additional applications that you added from the multi-user compatibility settings. Refer to “Creating and editing groups” to remove an application from a group and “Testing multi-user compatibility”, how to change multi-user compatibility settings.