Apple wants us to think of Game Center as a service rather than an app.

If the simple tips above do not help you, try updating to the latest version of i OS.

However, what can you do if the i OS 9.3 update isn't showing on your device?

If your device stops responding while you're updating to i OS 9.3, try resetting your device by holding the power and home buttons down at the same time for around 10 seconds, until you see the Apple logo.

If that doesn't work, plug your device into a power socket and let it charge for around 15 minutes.

Apple today updated its i Work line of apps, including Pages, Keynote, and Numbers, for i OS 10.

The new versions of the apps include a real-time collaboration feature, which is available as a beta.

The i OS 9.3 update should then display, enabling you to update through i Tunes.

If you can't get to a computer with i Tunes you could visit an Apple Store and ask someone there to connect your device.It may also be worth waiting a few days for Apple's servers to calm down after the initial rush of people downloading the update.Also make sure your device has plenty of charge left in its battery, and that you're connected to a Wi-Fi network before you attempt to download and install the i OS 9.3 update wirelessly.Unfortunately, you’ve just encountered the bug game center not working – blank page!Starting with i OS 10, Game Center is no longer a standalone app.With real-time collaboration, first announced on September 7, multiple users can edit an i Work document at one time using a Mac, an i OS device, or i