Checking
Edit: video is fine.
binouze Which system and app are you playing it on? PC, Quest, etc...
Edit2: The Main 10 BT.709 profile is maybe causing your system, or app, codec settings issues.
I'm using "system" in a very broad sense, including cables, display and so on.
Can you try playing it in the Windows app 'Movies & TV'? Make sure the Microsoft HEVC codec is installed too for this app.