Enough!
Read this....
http://www.blackberry.com/select/dst...t_DST_2007.pdf
in there it states in black and white :-
The following versions of the BlackBerry Device Software do not require an update: 4.1.0.375, 4.1.0.377, 4.1.0.378, and 4.2.1, or later. Updates are not currently available for BlackBerry Devices running BlackBerry Device Software versions earlier than 4.0. You can update all other versions of the BlackBerry Device Software using one of the following methods:
• User-initiated wireless update: Using the browser on their BlackBerry device, users can visit
BlackBerry to download the appropriate RIM DST 2007 patch based on the version of BlackBerry Device Software that is running on their BlackBerry device.
• Administrator-initiated wireless update: You can push the RIM DST 2007 patch to all supported BlackBerry devices over the wireless network.
• User-initiated update using a computer: Using a browser on their computer, users can visit
BlackBerry to download the appropriate RIM DST 2007 patch based on the version of BlackBerry Device Software that is running on their BlackBerry device.
sorted !