Android Xperia Ice Bean 4.2 on Xperia Arc S

Just to make a short ideea about Ice Bean 4.2

As for interesting details, it works really fine, much better than the original 4.04.

In order to get this you need to unlock bootloader, root your phone, install cwm recovery, than install Ice Bean 4.2. If interested, a little search on google about Ice Bean 4.2 with results from xdadevelopers, will help you out.