QUOTE(lai_dm @ Jul 25 2014, 07:12 AM)
after upgrade to kitkat android, i found 2 problems
1) always drop calls, after that need to insert sim card pin number if u have it
2) battery drain fast , suspect unwanted software running in background
any1 face these issue ?
Nope
After ugrade to kitkat 4.4.2, i don't find any problem but many improvements
1.) Camera getting better in low light & no more auto focus problem.
2.) Battery perform even better than already good during JB.
3.) Never experienced drop call, Data connecting also very stable.
4.) The phone doesn't heat up like it used to be after prolonged usage.
5.) Phone call volume is louder.
In fact 4 days after upgrades i find zero defects & all goodies.