Hard Reset BLACKBERRY 8800-Tested By_gsmariful

First method:

1. First turn on the phone.
   
2. Next select to Options -> Security -> General Settings -> Wipe handheld.
3. Now type the word BlackBerry.
4. Then your phone will reboots and resets.

Second method:

1. Power on your handset.
   
2. Go to Options -> Security -> Set a password.
3. Enter this incorrectly 10 times. and follow the prompts.
4. After the 10th time, it will reset the BB, wiping out all customer data.