hold down the power button for a few seconds. You'll see a menu with power off and restart options. Tap "Power off" to confirm.
Locate the power button on the right side of your Vivo v27. Press and hold the power button for a few seconds.
Press and hold the power button for a few seconds. On the pop-up menu, select "Power off".
Go to Settings. Search for "Schedule power off" or a similar option. Set the desired turn-off time.
Your Vivo v27 is now switched off. To turn it back on, simply press and hold the power button again.