After installing the game and playing for a while you will be prompted to accept notifications.

Setting up notifications reminds you to keep track of your daily streak and also provides other useful information for in-game events and offers.

How to control notifications after the initial setup:

1. Go to your device Settings.
2. Tap on Apps and find the WordBrain app.
3. Tap Notifications.
4. Tap to toggle off.
5. To turn back on repeat above, tapping to turn on.