Sony Ericsson XPERIA Arc [System] Rooted LT15i 3.0.1.A.0.145 [HK] .181 [HK|Global] .79 [JP]

First, you need to unlock the bootloader referred to [TUTORIAL] Sony Ericsson Xperia Arc bootloader unlocking by lollylost100.

Then, download the system image you needed:

LT15i_3.0.A.2.181_Global_Customize_system.zip (153.16 MB)
http://www.multiupload.com/QUKXOPW7MG
http://u.115.com/file/t7934273b

LT15i_3.0.A.2.181_HongKong_system.zip (155.11 MB)
http://www.multiupload.com/6Q22GL281X
http://u.115.com/file/t7537818be

LT15i_3.0.D.2.79_DoCoMo_JP_system.zip (145.88 MB)
http://www.multiupload.com/2GF7GFJIFH
http://u.115.com/file/t7965287b6

[New 2011-05-24] LT15i_3.0.1.A.0.145_Hong_Kong_system.zip (155.33 MB)
http://www.multiupload.com/AOG9SBW38J
http://u.115.com/file/aqp76y3l
PS: It's highly recommand to flash the unrooted .145 HK tft ([ROM] Hong Kong Branded 2.3.3/3.0.1.A.0.145 by jatt101) via flashtool and flash this rooted images becuase the Baseband version was updated.


Downlaod the Android SDK (android-sdk_r10-windows.zip) via http://developer.android.com/sdk/
Extract android-sdk_r10-windows.zip to C:\
Extract the system.zip file to C:\android-sdk-windows\tools and you will get the SYSTEMFILE.img file. (Filename will get different)

Unplug the USB cable and power off the phone

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