Turn on Samsung Phone Notification Settings

How to configure your notifications:
  1. Navigate to your phone’s Настройки > Notifications > Apps Notifications > Turn on Семья JusTalk
  2. Navigate to your phone’s Настройки > Battery > Background usage limits > Never auto sleeping apps > Select Семья JusTalk
  3. Enter background mode > Tap on Семья JusTalk icon > Select Keep open
If the above steps still do not work, you can follow the steps below
Open Good Lock > Tap on MultiStar > Turn on Multi Focus > Семья JusTalk
Follow the steps above and you will be notified when you receive a message.