Using Screen Time you can get an overview of how much you use your phone and set time limits on the use of selected apps. To use the function, you need to turn on Screen Time.
Press Screen Time.
Press the time below "Screen Time" to see your daily use.
Press Last 7 Days to see your use for the past week.
Press the indicator next to "Share Across Devices" and follow the instructions on the screen to turn total Screen Time across all of your devices on or off.
Press Set Up Screen Time for Family and follow the instructions on the screen to select family Screen Time settings.
You will be notified if you've used all your assigned Screen Time. You can then choose to assign more Screen Time.
Press Ignore Limit.
Press the required setting.
Press Turn Off Screen Time.
Press the Home key to return to the home screen.