One of the advantages of Android is how you can customize your phone to perform exactly how you want.
Reject calls with a text by going into the phone app, finding settings and an option labeled call blocking or quick responses.
choose a response or write your own.
Quickly launch the camera with a button.
This varies between phones but on many Samsung handsets try double pressing the home button.
For Nexus devices double press the power button.
Turn off the lock screen or [UNKNOWN] when you get home.
For Android marshmallow devices go to settings, lock screen and security, smart lock, trusted places, and set your desired location For one tap contact, press and hold the home screen, choose widgets, then contacts one by one.
You can now call, email or text without using the address book.
Turn on Okay Google so you can ask questions whenever you want.
Go to settings, voice, Okay Google detection and turn on from any screen.
In San Francisco.
I'm Lexy Savvides, cnet.com to CBS News.