First, make sure the Max app and your Apple TV are up-to-date. Max app: Go to the App Store and search for Max. If there’s an update available, choose Update. Apple TV: On your Apple TV, navigate to Settings > System > Software Updates > Update Software. Then, open Max and try watching something. 4 days ago · 3. HBO Max App Sound Not Working. HBO Max audio issues are typically caused by outdated or mismatched software on your device.If you’ve linked HBO Max on your laptop to view your favourite movie on a larger screen, a broken HDMI cable could be to reason why HBO Max not working on laptop outside USA. .

hbo max app apple tv not loading