User Activity

I allowed( some days ago I tirn of notifications of this app ) to app to send notifications but still I din't receive notifications of some app plz helip @samsungPhone - M31
My usb damaged by showing in pic how can I claim warranty for it?
Sometimes my M31 and Other M ( I personally Experience in M31 & M30s ) series Smartphones Restart And Hang AUTOMATICALLY.....It is Big Problem....Please Help me Samsung...Do Something about it....Who is Facing with this problem please  Like It so T...