4.When prompted, draw the screen unlock pattern again, and then touch Confirm. To changeyourunlockscreen pattern,touchLocation&security>Changescreen lock.
12.6.3 Protecting Your Mobile Phone with a Numeric PIN
You can set up a numeric PIN to lock your phone.
1.On the Settings screen, touch Location & security > Set up screen lock> PIN.
2.Enter at least four characters.
3.Touch Continue.
4.Enter the same characters again and touch OK.
To change your PIN, touch Location & security > Change screen lock.
12.6.4Unlocking Your Mobile Phone If You Forget the Screen Lock Pattern
If you have already created a Google account, you can unlock your mobile phone using the following methods.
•After you have entered the wrong sequence five times, a Forgot pattern? button will appear. Touch this button to enter the Google account interface. After you have entered your Google account password, you will be able to reset the unlock pattern.
•After you have entered the wrong pattern twenty times, you will be taken directly to the Google account interface. After you have entered your Google account password, you will be able to reset the unlock pattern.
12.7 Managing Applications
12.7.1 Viewing an Installed Application
1.On the Settings screen, touch Applications > Manage applications.
2.In the applications list, do either of the following:
•Touch 
, and then touch Sortbysize. Then touch an application to view its details.
•Touch an application directly to view its details.
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