Basically how to install firmware dd just the same, there are no specific criteria such as the DM install.
Firmware is installed on the BB will be C: \ Program Files \ Common Files \ Research In Motion \ Shared \ Loader Files \
Which need attention if we are going to do the flashing / Upgrades BB firm, one to avoid trouble
such as "No software update is required for your device"
Every time after we install the firmware BB, we have to do delete files vendor.xml
or before the flashing process, make sure the files have been deleted vendor.xml / No on within the folder.
vendor.xml file location C: \ Program Files \ Common Files \ Research In Motion \ AppLoader
IMPORTANT Tips .. program Blackberry so that all can run smoothly and perfect before we have to install software supporters like dotnetFx Microsoft.NET.Framework least use version 2. Last update better, and also in the company try to be clean of viruses.