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Hello, everyone. How can I update my LWW to Android 4.0.4 (ICS)? I thought that PC Companion will update, but he says that the latest software already installed. And yes, I found my SI number in the list for ICS update.
P.S. I'm a Russian user, so please forgive my bad English 
Solved! Go to Solution.
help help help
have you ever flashed or debranded your phone ?
Update Service (SUS)
http://www.sonymobile.com/gb/tools/update-service/
http://www-support-downloads.sonymobile.com/Software%20Downloads/Update_Service_Setup-2.11.12.5.exe
http://software.sonymobile.com/install_packs/Update_Service_Setup-2.12.12.41.exe
Alternatives on How to backup Xperias
http://talk.sonymobile.com/thread/36355
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unrelated topic, if you have some time please check this thread