My samsung j7 gets switch off automatically and can't switch on again.. it only gets switch on when the charger is connected

[Alimse]

My samsung j7 gets switch off when ever i play some games for some few minuts or second and than automatically gets switch off and can't switch on again.. it only gets switch on when the charger is connected ...

 

[hang-the-9]

That is a pretty new phone, should be in warranty. Contact your service provider, it will probably need to be replaced.