how to power off samsung s20?

Samsung Galaxy S20/S20+/S20 Ultra – How to Turn Off, Restart & Remap Power Button!

To turn off the Samsung Galaxy S20 5G, press and hold the Bixby button and the volume down button on the side of the device. Choose Power off. Choose Power off.

Galaxy S20 / S20+ : How to Turn Off / Power Down / Restart / Shut Off (3 Ways)