[miamirulz29]

1. Download this product. The free version is fine.
   Do Not Plug-in the blackberry yet!
2. Then uninstall everything blackberry related (ie. os, desktop manager, media sync.) It may uninstall all of the blackberry programs if you uninstall one of them that is fine. Start with the os first.
3. Now download the os you want to install.
4. Double Click the download file so that it installs. Follow the onscreen prompts.
5. Now Plug-in the blackberry. It may have to install the drivers, let it do that.
6. Go to c:\program files\common files\research in motion\apploader and delete the file named "vendor.xml."
7. Plug in BB and double click on "Loader.exe." It's located in the same place as the above vendor.xml file.