I'm using Xperia Arc lt15i, Android version: 4.0.4 Build Number: 4.1.B.0.587 now i want it to original gingerbird can u pls help me

[cyrusdcosta]

I'm using Xperia Arc lt15i, Android version: 4.0.4 Build Number: 4.1.B.0.587

now i want it to original gingerbird can u pls help me

[Uliwooly]

you have 2 options to downgrade

1) take your phone to a Sony repair center

or

2) use flashtool

Don't forget to mark the Correct Answers & Helpful Answers

[Uliwooly]

if you choose 2

http://talk.sonymobile.com/thread/38251

Don't forget to mark the Correct Answers & Helpful Answers

[cyrusdcosta]

FLASHTOOL??

[Uliwooly]

yes, flashtool

[somnath_hj]

Same problem like Cyrusdcosta.

To downgrade , do i need to flash old kernel first  ?.. and then flash GB ROM ..

- Somnath J.

[somnath_hj]

Hi ,

I tried to flash kernel only using flashtool.

GB regular ftf file, but in the firmware content i dont see anything; its blank.

Please help.

Thanks,

-Somnath J.