kenapa BlackBerry tak boleh detect micro SD saya?

Your BlackBerry cannot detect the media card you just inserted? This might solve your problem.

http://www.blackberryfaq.com/index.php/Media_card_not_recognized%3F

Change default email account on BlackBerry

Want to change your default email account on your BlackBerry?

Follow these simple steps!
1. Go to options and select Advanced Options
2. Select Message Service
3. Under the CIMME, select the email and a drop box will appear with all your email addresses.
4. Select the address you want to make as your default
5. Save and exit