HTC One M8 User Manual page 17

What's new 17
Look good in an instant
Before taking your selfie, use Live Makeup to smoothen your skin. See
Applying skin touch-ups with Live Makeup on page 120.
Taking selfies just got a whole lot easier
Flash a smile, and the camera instantly captures your smiling face. Or, just
"Say Cheese"! See Using Auto Selfie on page 121 and Using Voice Selfie on
page 122.
Your mobile photo booth
Take 4 selfies and the camera automatically merges them into a single
picture. See Taking selfies with Photo Booth on page 123.