https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278138#M417145 After updating to 4.3 my phone stuck everytime, sometimes it doesn't unlock, it's touch is not responding, and battery is draining faster than xperia c though they both have approx same battery. Why? Sat, 16 Aug 2014 20:48:51 GMT sp3457 2014-08-16T20:48:51Z https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278138#M417145 After updating to 4.3 my phone stuck everytime, sometimes it doesn't unlock, it's touch is not responding, and battery is draining faster than xperia c though they both have approx same battery. Why? Sat, 16 Aug 2014 20:48:51 GMT https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278138#M417145 sp3457 2014-08-16T20:48:51Z https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278139#M417146 <P>The battery is probably because one has a better screen or a faster processor as for your issues try performing a system repair</P> Sat, 16 Aug 2014 20:52:53 GMT https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278139#M417146 Thommo 2014-08-16T20:52:53Z https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278140#M417147 <P>Xperia C has a very inferior MediaTek processor and a low-res display vis-a-vis XSP's Qualcomm S4 Pro and HD Reality display.Obviously battery life will be affected.</P><P>But I get around 2-3 days on a single charge.I use DeepSleep Battery Saver Pro.</P><P>Just try it,it may work for you.</P> Sun, 17 Aug 2014 03:01:13 GMT https://community.sony.no/t5/xperia-archive/after-4-3-update/m-p/3278140#M417147 TheXperiaMAN 2014-08-17T03:01:13Z