Just update to jb.experience lot of lag n seems it is not good as ics. One problem not manage to solve is the widget tat show weather n time on ics is missing n cant found it. Furthermore when i try to add widget to the page it did not appear at all n only i try it again after a few hrs only succed. Advice pls n thks...

Ok..mean i need to back up thru Kies and then just to the resetting on the phone. Izzit complicated or not. Sorry to trouble but i'm not good in all these IT things..but i want a good phone and try to optimize it...

Download d jb launcher n launch it coz i found out tat after update to jb,it hav d same feel n look. But now i found d previous on ics is way better. How do i remove tis jb launcher....cant find it anyway..

Try it n its working..thks bro...

Try to use kies backup but it gave warning tat only certain contain will be back up because of data problem on the device...??? cancel it but it still continue and when it done, how to check wat is backup ?? try to use titanium backup, it said need to root my device....now i am confuse and i actually want to factory reset my phone....

I want to back up and factory reset is as recommended by most of guys after updated to JB..coz stil experiencing some lag and battery drain fast....and unexpectedly return to home screen when i was browsing the apps....( happen few times )..