can't understand it...it dropped like 13% in like 2 hours overnight and a further 8% from 2.30 to 5.15. and on the battery it says Android OS was using 15% of the battery...any way I can fix this? as before this may phone was only draining 5-7% in like a 8 hour period. any fix here?
	
		
			
		
		
	
				
			 
 
		 
 
		 
	 
 
		 
 
		