Setting method:
1. Pull down from the top of the screen (mobile phone status bar) to enter the control center interface, and then pull down to expand more shortcut functions.
2. Click the "Edit" icon in the upper right corner, and press and hold the drag icon to move. Drag to the top to add shortcut functions to the function center, and drag to the bottom to remove functions from the control center.
3. In the editing interface, you can click the ":"icon in the upper right corner and click Reset to reset the shortcut function.
Tips:
When locking the screen, you need to enter "Settings >"; Notification and status bar > Turn on the switch "Allow drop-down notification bar (notification center) when the screen is locked" to drop down from the top of the screen and enter the control center.