Halle en xda developers me funciono perfecto para mi y debo agradecer al usuario
sadoway en xda por postear esta info que me resulto incrieble, compartan esto ya que el conocimiento es libre xd
1. Enable MFG application, go to dailer and dial ##634#
2. Launch MFG application, Password is 277634#*#
3. Select: Engineer Menu > Other Settings > Edit Registry
4. Set the input boxes:
Select ROOT_PATH:
HKEY_LOCAL_MACHINE
Input SUB_PATH:
System\Platform\DeviceTargetingInfo\
Input KEY:
MobileOperator
Data Type:
STRING
5. Select Query and write down the result for re-branding (just in case)
6. To debrand leave the input data field blank, apply the changes.
7. The tool will say fail but it really did set correctly.
(you can also use MobileOperator "000-88" this is what worked for me)
8. Connect to Zune and check for updates.