followed the steps
Extract the Zip package.
Copy the dload folder (present in the extracted Software Directory) to the external microSD card.
Open the dialer and enter * # * # 2846579 # * # *
In the Project Menu, go to Software Upgrade> SDCard Upgrade and press Ok.
Your phone will automatically reboot into the recovery and flash the update.
Extract the Zip package.
Copy the dload folder (present in the extracted Software Directory) to the external microSD card.
Open the dialer and enter * # * # 2846579 # * # *
In the Project Menu, go to Software Upgrade> SDCard Upgrade and press Ok.
Your phone will automatically reboot into the recovery and flash the update.