Share your experience!
I am using Xperia Arc LT15i
Build no. 4.0.2A.0.62
Android version2.3.4
I have never rceived updates to the software. Can I update to the latest Andriod version and how?
http://www.sonymobile.com/global-en/software/phones/xperia-arc/
Note: You may already have the latest software, depending on the date of purchase. Software updates are released at different times depending on operator and country. Therefore, we cannot give you an exact date for when a specific update will be available for your phone.
Make sure your device has the latest software so you can enjoy optimal performance and all of its features.
Latest available software: 4.1.B.0.587
Release started: 2012-08-16
It seems that your carrier/network did not approved ICS on your phone, here is an alternative
How to manually update, downgrade, root 2011 Xperias