After last system update fast charging not working only slow charging is working in fast charging phone getting to much heatup and ot was showing the message use Samsung charger and fast charging cable type c. I use another brand new charger ...
Recently I observed that in my m40 phone torch not working as it's function it auto off in all conditions whether using and on after 30 sec it auto off.
but always fast charging not working even on switch off condition phone getting heatup without charging whether phone use or not, battery was draining continuously .