Download Facebook App For Blackberry 9800
Step 1: Move your finger left on the display screen to open the primary menu. Faucet BlackBerry World.
Step 2: Tap Search.
Step 3: Type in Facebook and also touch Search.
Step 4: Tap Facebook.
Step 5: Tap Download. Wait a minute while the application is installed.
Step 6: Slide your finger up the display screen starting from the bottom edge of your cellphone to go back to standby mode.
I really hope the above short tutorial could aid you. Thanks.