How to turn automatic app updates on your Sony Xperia L4 on or off

Slide your finger upwards on the screen.

Press Play Store.

Slide your finger right starting from the left side of the screen.

Press Settings.

Press Auto-update apps.

To turn on automatic update of apps using mobile network, press Over any network.

If you turn on automatic update of apps via mobile network, your apps are automatically updated via the mobile network when no WiFi networks are within range.

To turn on automatic update of apps using WiFi, press Over Wi-Fi only.

To turn off automatic update of apps, press Don't auto-update apps.

Press DONE.

Press the Home key to return to the home screen.