Need SE W580i FS/MBN For Malaysia

[BadBoyTC]

W580_R8BA024_FS_CHINA_RED52.fbn
W580_R8BA024_MAIN_GENERIC_LA_RED52.mbn

I am not too sure what you said, but I guess you said you've used these two files. Well you should be looking at the
Top Sony - Languages Description
And then what ever language you need you should download the same FS and MAIN.

So since you downloaded the
W580_R8BA024_FS_CHINA_RED52.fbn
for your FS.
you should be downloading the
Downloads - R8BA024_RED52 - W580_R8BA024_MAIN_CHINA_LA_RED52 - Top Sony Forums
MAIN file

And then you also need the custom file
Downloads - w580custpack - HB1-06_Gen_CDA102568_108_R8A_GENERIC_CHINA - Top Sony Forums

And I recomend XS++ to flash the phone:
XS++ 3.1 Guide-Flashing,Customizing,Recovering - Top Sony Forums