The first make sure your device has Hard-SPL..!
- Download and extract the RUU (Rom Updater Utility) in a empty folder on your pc
- Download and extrat the radio file (.nbh) in the same directory as the RUU
- Start the RUU and follow procedure
Radio v1.00.25.06 (Quad Band)
Radio v1.00.25.05 (Quad Band,Save Power and have better Network Connection!) "Highly Recommended"
Radio v1.02.25.11 (Provided from Bepe )
Radio v1.03.25.18 (Provided from Bepe )
Radio v1.00.25.07 (Provided by duttythroy )
will be update