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2014-03-31 02:54 PM
2014-03-31 06:33 PM
Try to boot the phone in safe mode,see if the same occurs:
About the white circles,did you change anything in developer options?
2014-03-31 10:34 PM
2014-03-31 10:36 PM
First,I suggest you try a software repair with sony update service:
If not helping,you should visit a sony service:
2014-03-31 10:59 PM
You could try to update,see if that helps at all.
2014-04-01 07:19 AM
the problem with the touchscreen have been very irritating in the past firmware, n also in the latest 4.4.
even repair through PC companion or SEUS a thousand times, it doesnt help.