i did all the settings tht u mentioned karam for battery improvements but mine doesnt last as longer as u guys...y???i went out today at 7:00am with 88%.i was on call for a total of 30mins,browsed this forum for 20mins, listened to song with transmitter on for 1.5hrs.and was connected to wifi for 15mins.is it okay?..thats very minimal use fr me...i would say actually moderate..but how come it lasts over a day fr others..bdw i came home at 8:00pm with 35%..i dint play ny games