How to turn off vivo mobile phone

when the phone is on, press and hold the power button, and a dialog box pops up, then you can choose to turn it off or restart it; Method of forced restart:

Full-screen model: you need to press and hold the "screen lock button" and "volume down button" at the same time to force restart (it can also be manipulated when the screen is locked)

Non-full-screen model: just press and hold the power button.