iPhone SE (2020)
My phone uses a large amount of mobile data
Solution 1 of 6: Automatic update of apps via mobile network is turned on
You can select whether your apps should be updated to the newest version automatically or manually. See how to install an app.
Press Settings.
Press App Store.
Press the indicator next to "App Updates" to turn the function on or off.
Press the indicator next to "Automatic Downloads" to turn the function on or off.
Press the Home key to return to the home screen.