with the files below , i am flashing fs and custom file easily but .mbn is giving me problem...
1. W550_R4CB020_MAIN_GENERIC_EL_RED49
2. W550_R4CB020_FS_APAC_1_RED49
3. W550_CDA102426_101_R2A_Generic_APAC_1
can i use any other main file from download section plz suggest me......!!!