Collapse Introduction
   Expand Getting started
   Collapse Basics
       Lock or unlock the screen
       Use the touch screen
       Nagivate the colour display
       Switch aeroplane mode on/off
       Adjust the volume
       Personalise the home screen
       Change date and time
       Protect your YotaPhone
       Get to know the indicators
       Set up user accounts
Expand Using your phone
Expand Settings
Expand Apps
Expand Information