You should be aware that most of the Blackberry phones like other phones and other when a problem occurs and be this problem intractable, creates no solution at all by you, in which case certainly decide one of two things, either put the phone in a remote location you have and buy another New.
The second option is that you go to the phone to the nearest maintenance center to try to reset it by adding a new Software or what is needed based on what it will tell the engineer in charge.
However, we recommend adding a third option should be taken into account, at the time that the problem that you expect that your phone may stop working and can not be re-repaired only through service center specialist in that case, in which he talked Another way must experience before going him to the center and is reset The factory of the phone through the explanation of what we offer to you in this article.
How to Hard Reset BlackBerry 9700 Bold
Hard Reset by Hardware key
Press and hold the Alt key + Right Shift key. Continue to hold the Alt key while you hold the Shift key.
Press and hold the Backspace/Delete key. Make sure you are continuing to hold the Alt and Shift keys while you hold the Backspace/Delete key.
Wait for the BlackBerry to reset. When this happens, you will see the screen turn off. You can now release the keys. It may take a few minutes or more for the smartphone to return to its normal settings.
Performing a Factory Reset
Open the Options on your home screen.
Select Security Settings.
Choose what you want erased.
Enter the code. To perform the wipe, you will need to enter the code. Type blackberry into the box and then select Wipe.
Wait for the phone to complete the wipe process. Your BlackBerry will reset multiple times during the wipe process. Once the phone has rebooted, your data will be gone.