My Xperia U is functioning really slowly

[Darya1717]

HELP ME, PEOPLE!

I tired that my phone is really slowly!!!:smileycry:

I update version of Android 4.0.4

Then all beginning!

I don`t know I will do:smileyskull:

[_alexdon_]

The phone needs some time to adapt to new OS.If your phone performance does not improve,repair phone software.