Clean your screen near the sensor Wipe your screen to remove any streaks, smudges or stains. This helps capture clearer fingerprint images. Clean your screen before continuing "If you have a screen protector, apply your screen protector before setting up your fingerprint for the best performance. For best results, use a screen protector that's Made For Google certified. With other screen protectors, your fingerprint may not work." Tilt your finger and touch with the tip Turn finger and touch with the left edge Turn again and touch with the right edge