Symptoms: Everyone sounds like a depressed robot or a chipmunk. Usually affects only the English track. Cause: The Korean source runs at 24 fps (film speed). The PAL English dub runs at 25 fps. The uploader did not stretch the audio tempo.
You downloaded a 5GB MKV file labeled The.Witch.Part.2.2022.1080p.DUAL.QUALiTY.FIX.mkv, but it plays horribly. Here is why.
If the audio is consistently off by the same amount (e.g., always 0.8 seconds behind):
If the file is corrupted, use VLC to transcode it: