You may need to update the Apple TV. To do so, follow the instructions below:
CHECK FOR UPDATES
Open Settings on Apple TV.
Go to System > Software Updates and select Update Software.
If an update is available, a message appears.
Select Download and Install to start downloading.
During the update process, don’t disconnect your Apple TV. The status light may flash slowly during the update process.
Please reply to this ticket whether the above resolved your issue. This will let IT know if further investigation is required.