I downloaded Labyrinth in HEVC on HBO Max but Power DVD 17 will not play the file. It says it supports HEVC and H.265 and H.264. on the website. I downloaded Point Break on HBO Max In AV and that plays fine. Movies And TV and Windows Media Center Play the file fine. Do I have to upgrade Power DVD? I have converted files to HEVC with uniconverter and they play. Can you tell me why it will not play the file. Here is a link https://www.cyberlink.com/support/faq-content.do?id=19880 . I will upload the log files. Power DVD opens up and then just closes again when I use open with .