Hi, any tips to trouble shoot with error message during activation of call forwarding. It says turn on the radio to view the settings. Cant understand what it meant. The error is displaying after the update to Android pie

have anybody noticed in samsung s7 the screen remains black and donot wake up when the notification is received. it only plays a sound. but in case of sms the screen do wake up. i have tried factory reset and all option for notificatuon turned in but...