Hello my name is***** do not rate until we are finished. I look forward to assisting and am very sorry to hear that you are having this problem. Before anything else I need to make sure you know this is a paid tech support site called justanswer.com I do however work on Panasonic devices daily. On your phone is the blinking light for VM (Voice mail) or Answering system? Only one is actually housed on your phone the other is on the Comcast service.