If you need to enable or disable notifications for the game, the following steps will allow you to do so:

 
On an iOS device:  
  1. Exit Yahtzee With Buddies 
  2. Visit the Settings section on your iPhone or iPad 
  3. Click on the Notifications
  4. Find Yahtzee and Click it 
  5. Here you will see Allow Notifications. You can toggle it on or off.

On an Android device:  
  1. Exit Yahtzee
  2. Visit the Settings section on your device 
  3. Find the Application Manager in the settings options 
  4. Find Yahtzee and Click it 
  5. Uncheck or check the notifications box to enable or disable notifications.