camera problem since updating to android 4.3

[hamid_tomcat]

hi buddies

after i updated my xperia m dual to android 4.3 i spotted some problems about camera

1.when camera focuses on a subject or when i exit from camera a sound hear from lens

2.at home light the white things gone yellow

does anyone have the same problem?

[hamid_tomcat]

NO ONE TO HELP??

[sentiago_017]

I am having only 2nd problem...
and I was told to repair software from PC companion option.
if it works let me know