User Activity

My galaxy m30s is restarting automatically while i am using the phone normally...my auto restart is set at 3 am.What should i do?It has happened 2 times and its really annoying.
How can i change the vibration intensity while receiving calls or notifications?i am using galaxy m30s
My camera looks zoomed while taking photos on snapchat and instagram.It happens with both the camera.Any fixes?It looks fine on default camera app.Thanks.