Screen Lock Pattern Setting
You can set the screen lock pattern by tapping Pattern in Screen lock in
Security under 
Settings. After this function has been enabled, you will be required to trace a personalized unlock pattern to unlock the screen before you can use your IdeaTab.
1-6 Navigation Tips
Back 
: Return to the previous screen.
Home 
: Return to the Home screen.
Recent Apps 
: Display recently used apps.
Advanced Menu 
: Display shortcuts such as Preferences, Manage apps, System settings, Add more capacity and One touch clear.
App Menu 
: Display all available apps.