BlackBerry Research In Motion - Blackberry Tablet 2.0.1 사용자 설명서

2.

Choose the type of content that you want to see.

3.

To lock the settings, set the lock switch to On. Enter a four-digit password.

I can't find an app in the BlackBerry App 

World storefront

Some apps and games are only available on BlackBerry smartphones, so those apps and games do not appear in the 
BlackBerry App World storefront on your BlackBerry PlayBook tablet.

User Guide

BlackBerry App World 

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