Share your experience!
Hello, Guys
I'm buy new Xperia Go Last Week and upgrade to ICS Android 4.0.4 After upgrade I found many prolems with my phone as 
- Lag, Phone is very slow
- Ram Cach is Full
- Batary life is very bad .. and more problems
To Fix All of these for Xperia Go and i think for other phones as Sola and S
1- Take full Backup for your Phone and must be save backup in SD Card (use Backup & Restore) in Application
2- Download Sony PC Companion from www.sonymobile.com
3- Connect you phone to Computer and open Sony PC Companion and click on (Your Phone / Tablet up to date) in up left and Follow repair steps
After This Repair your Phone restore full backup and Enjoy with Normal Phone 
For Any Questions im Here for Help 
Sorry Guys, This fix not good enough mobile back to lag after 2day of this fix im really start hate sony
Hi,
i had just buy a xperia go with version 6.1.1.B.1.54
After a couple of days also, if lag.
I saw that the process com.sonymobile.stamina is eating 30% of CPU most of the times
The Android ICS update for Xperia go does require more of it's performance but what you can do in ICS is to deactivate app's which you do not use to increase the performance.
You can also reduce the amount of widgets on your home screen to get a better flow.