Download Facebook For Blackbarry
Step 1: Move your finger left on the display to open the primary menu. Tap BlackBerry World.
Step 2: Faucet Search.
Step 3: Key in Facebook as well as tap Search.
Step 4: Faucet Facebook.
Step 5: Tap Download. Wait a moment while the application is installed.
Step 6: Glide your finger up the screen starting from the bottom edge of your mobile phone to return to standby setting.
I wish the above short tutorial could help you. Thank you.