1.OpenGoogle Play.
2.Tap thehamburger icon(three horizontallines) on the top-left.
3.TapSettings.
4.TapAuto-update apps.
5.To disable automatic app updates, selectDo not auto-update apps.
6.If you want to instead auto-update apps only when you're connected to a WiFi network, tapAuto-update apps over Wi-Fi onlyin the same pop-up.