Today our tutorial How to Root Sony Xperia Neo/Neo V on Android 4.0.4 ICS 4.1.B.0.431 Firmware. Sony Ericsson Xperia Neo was launched by Sony a year ago. Xperia Neo was shipped with Android 2.3.4 Gingerbread and Sony promised that it will be updated to ICS. Both phones loaded with same specifications and features 1 GHz scorpion processor and Snapdragon chipset can handle ICS very well. Sony released the Android 4.0.3 ICS few months ago but users reported lots of bugs. Few weeks ago Sony has rolled out the new Android 4.0.4 ICS update for both Neo MT15 and Neo V MT11 devices with 4.1.B.0.431 Firmware version that fixed most of the issues. But it will revoked the root access on all rooted devices. If you want to get root access again on latest Android ICS update 4.0.4 then you can follow this guide.