Hi All,
I have bought SONY XPERIA U just a month back & few days back only i have upgraded to ICS 4.0, after upgrading i don't feel it's of any use,it is verry verry slow & some time i am not getting message tone & mail alert tone etc,, there are lot more issues, i want to downgrade ICS to Gingerbread 2.3.7.
need your help on this
Thanks,
Partha

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