1. 1. Find "Control Centre"
Press Control Centre.
2. 2. Turn use of Control Centre in applications on or off
Press the indicator next to "Access Within Apps" to turn the function on or off.
3. 3. Personalise Control Centre
Press Customise Controls.
Press the delete icon next to the required function to remove it from Control Centre.
Press the add icon next to the required function to add it to Control Centre.
Press the move icon next to the required function and drag it to the required position in Control Centre.
4. 4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.