Upgrade Your OS
1. Delete the newer OS from your PC by going to Control Panel >Add/Remove Programs.
2. Then download and install the OS Version That You Want I Usually donwnload in Here
3. Install the New OS to the PC by running (double clicking) the file you downloaded.
4. Go to c:\program files\common files\research in motion\apploader and delete the file named "vendor.xml."
5. Plug in BB and double click on "Loader.exe." It's located in the same place as the above vendor.xml file
Software For Your Black Berry
Black Berry Dekstop
Uber Twiter
For Mute Your Camera Sound
For Screen Capture Your Blackberry
Control BBanel For Clear N Reseting Blackberry