Press the Power button and Volume Down button at the same time
Release both buttons quickly
Use Palm swipe by placing the edge of your hand on the screen and swiping across it
Enable Palm swipe in Settings if it is turned off
Use the Quick Settings panel and tap Screenshot if available
Use Bixby or Google Assistant and say Take a screenshot
Use the S Pen Air Command and tap Screen write if your Samsung phone has an S Pen
Use the Edge panel Screenshot tool if enabled
Use Scroll capture after taking a screenshot to capture more of the page