Doom.patrol.s04e02.1080p.web.h264-glhf.mkv.mp4 Guide
Remove the redundant .mkv or .mp4 . Check the actual file properties to see which container it truly is.
Double extensions are sometimes used to hide malware (e.g., file.mp4.exe ), though in this context, it is likely just a naming glitch. doom.patrol.s04e02.1080p.web.h264-glhf.mkv.mp4
The most significant issue is the ( .mkv.mp4 ). Remove the redundant
A file cannot natively be two containers at once. though in this context