Got those 2 files now :

S500_R6BC002_FS_EUROPE_5_RED52.fbn
S500_R6BC002_MAIN_GENERIC_LY_RED52.mbn

All i need is to flash those 2 files with XS++ v1.6.8 right ?
Or i need other softwares after flashing ?

After connecting my phone to XS++ i recive those messages

------------------------------
14:22:51| Baseband ID: 9900
14:22:51| Hardware Platform: db2020
14:22:51| Protocol Version: 3.1
14:22:51| Warning: IMEI name does not match GDFS name (IMEI:NULL GDFS:S500)
14:22:51| ...using GDFS name
14:22:51|
14:22:51| Profiling SEMC phone...
14:22:51| Baseband ID: db2020
14:22:51| OTP CID: 51
14:22:51| EROM CID: 52
14:22:51| EROM Color: Red
14:22:51| IMEI: 35683301xxxxxx
14:22:51| Phone ID: S500
14:22:51| Network: TIM_ITALY
14:22:51| CDA: CDA102765/81 R7A
14:22:51| Firmware Version: R6BC002
14:22:51| EROM: R3A022
14:22:51|
14:22:51| Ready for operation!
------------------------------

Thanks in advance

Bye