Open the Camera app or Photo Booth on your Mac
Click the Launchpad icon in the Dock
Search for and open Photo Booth
Position yourself in front of the Mac camera
Click the red camera button to take a photo
Use the built-in screenshot tool if you want a picture of your screen
Press Command + Shift + 4 to capture a selected area
Press Command + Shift + 3 to capture the full screen
Press Command + Shift + 5 for more screenshot options
Open the Photos app to view saved camera photos
Open the Desktop or chosen folder to find saved screenshots