Firmware - Change Update On Blackberry Bold 9700
: Go to C:\Program Files (x86)\Common Files\Research In Motion\AppLoader and delete the vendor.xml file. This allows you to install firmware from different carriers.
Just finished flashing the new official firmware (OS 6.0.0.600) via BlackBerry Desktop Manager, and wanted to share some quick observations for anyone still rocking the Bold 9700. Firmware Change Update on BLACKBERRY Bold 9700