Hello traveson,
It looks like you've had the opportunity to review the steps in the related article above: Update your Apple TV - Apple Support
If your Apple TV is already up to date, let's use one of the methods below to restart:
• Press and hold both the Back
(Siri Remote 2nd generation or later) or
(Siri Remote 1st generation) and TV
buttons on the Siri Remote until the Apple TV status light blinks rapidly.
• Disconnect Apple TV from the power outlet, wait five seconds, then reconnect it.
• Open Settings
on Apple TV, go to System and select Restart.
You can also find those steps in this resource: Restart Apple TV - Apple Support
Updating and restarting can sometimes help address odd behaviors.
Should that still persist, do you experience the same behavior when attempting to access your purchases using another device?
Let us know, and we'll keep moving forward based on your results.