Infuse plex is usually buffered.

Infuse will completely cache the whole file to the hard disk when playing NAS video, which will cause Infuse to occupy more and more space.

When Apple TV detects that there is not enough disk space, it will clear the data in applications such as infuse, which is why we often receive this prompt.

solution

In infuse, select Settings-Caching Mode-and change to Traditional Mode.