hi guys, dont know where to ask so i ask here.

My iphone 6 16gb, is not able to take pic using whatsapp, if use normal camera also after taking it will bounce back to the home screen,

can soemoen teach me what to do?

thanks in advance

I've replaced my iphone 6  with the OEM battery and these battery can't last more than 10hrs  even there is not much phone activity and only check mail, whatsapp and less that 5 mins phone call.

Full charged 100% at 12am midnite  and 7 am dropped to 72%-73%.