From the home screen, tap Settings.
Scroll to and tap iTunes & App Store.
Scroll to the AUTOMATIC DOWNLOADS section, then slide the Music and Apps toggles to the right.
Note: The setting is enabled when the toggle is green.
Only content purchased after the feature is enabled will be downloaded to the device automatically. Content purchased prior must be downloaded manually. For assistance downloading previously purchased content, please refer to the Access Purchase History scenario.
By default, purchases are only downloaded when the handset is connected to a Wi-Fi network.
To enable downloads using the cellular data network, ensure the toggle for Use Cellular Data is set to on.
The automatic download options are now set.