If you're trying to create a Tubi account and are having trouble entering your birthday, please follow the steps below:
1. Tap on "Birthday". The current date will appear.
2. To select the year you were born, please tap on the year "2017" located on the upper left corner. Now a dropdown of years will be displayed, please scroll through the years to reach the accurate one. After you've reached the accurate one, please tap on it.
3. Now you can select the month by tapping on the arrows next to the the month and year. Once you have the month and year selected, tap on the day.
Finally, select "OK" and you'll be all set!