Notification sound problem

I have a serious problem on nokia 3. . . Somehow the notification sound going to silent vibrant mood. And I don't know when notification was come. . .

Notification sound problem

System System
 / 
I have a serious problem on nokia 3. . . Somehow the notification sound going to silent vibrant mood. And I don't know when notification was come. . . And when I reboot my phone then notification sound works well. . .
Plz tell me what should I do?
Sign In or Register to comment.