Flashing help

[senter]

thanks for the help.....sir, will these files work for any w550i or there are specific files for each w550i...???
what is difference between w550_r4ab048 and w550_r4cb020 and w550_r4ba041....??
is this a difference between software versions or what...???

and which software should i use for flashing on win 7..???

R4AB048_RED49 - very old
R4BA041_RED49 - older
R4CB020_RED49 - latest

You must use the lastest:

1. W550_R4CB020_MAIN_GENERIC_EL_RED49
2. W550_R4CB020_FS_EUROPE_1_RED49
3. W550_CDA102426_9_R2A_Generic_EUROPE_1