ios15 sound button does not show

ios15 sound button does not show the reason: if you can not solve the case in the re-brush a little cell phone system to solve, in general, if the Apple cell phone presses the plus and minus no sound may be caused by the cell phone system error.

AssistiveTouch is a virtual key system on Apple's iOS system that allows you to realize the function of multiple physical keys on your phone, i.e., the small white dots that you usually refer to as the "white dots", which can be used to realize such things as the home return button on the main screen, the volume buttons, and screenshots, etc. The AssistiveTouch switch can be turned on and off. To do this, turn on the AssistiveTouch switch.

ios15 sound buttonsControl Center:

Control Center creates a fast path to the controls and apps you need at a moment's notice, allowing you to swipe up from any screen, including the lock screen, to switch to Airplane Mode, turn Wi-Fi on or off, adjust the brightness of the screen, and more. You can even use the new flashlight for illumination.

There are so many controls at your fingertips. You can turn Airplane Mode, Wi-Fi, Bluetooth, and Do Not Disturb on and off, lock the orientation of the screen or adjust its brightness, play, pause, or skip a song, connect AirPlay-enabled devices, and get quick access to the flashlight, timer, calculator, and camera.