Tip: If you have visual impairments, you can enable additional magnification 
gestures.
Pinch in to zoom
Put two fingers on the screen, far apart, and then drag them together.
Result: Zoom out to see smaller version of photos or maps. Or, close expandable 
notifications.
Use gestures with Power button
Press 
Lock and unlock the phone. You'll enter your PIN, pattern or password to unlock.
Press twice 
Open the camera. If this doesn’t work, check that the setting is turned on.
Press & hold 
Turn off the phone or view your emergency information.
Tap 
Unlock with your fingerprint, if you've set up fingerprint security.
Tap twice 
See shortcuts for opening apps, actions, tools, and contacts.
You can turn this gesture (Power touch) on in Settings or in the Moto app.
1. Open the app or contact
2. Customize these shortcuts - replace, delete, or rearrange
Learn the basics : Get around on your phone
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