Use Setool and these files:
1. K320_R4GC012_MAIN_GENERIC_MA_RED50 (Downloads > Firmware > K320 > R4GC012_RED50)
2. K320_R4GC012_FS_EUROPE_1_RED50 (Downloads > Firmware > K320 > R4GC012_RED50)
3. Martina_Generic_CDA102727_10_R2A_GENERIC_EUROPE_1 (Downloads > Custom Files > k320custpack)
EUROPE_1 => English - Portuguese - Spanish - French
Then make this:
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