1. Root
2.
- Download and install SpoofFw on your phone
- Press “Backup” and the program will back up your /efs
- Press menu (left touch button) and choose “present” or you can fill the fields manually (check third post).
- Press the first “Ok” and reboot your phone
- Start SpoofFw again and do step 3 again
- Now press the second “Ok” and exit the app
- Connect your phone to Kies and Upgrade
You can fill the fields with this info:

