[Python] PytubeFix and others libraries doesnt work very well

When I download in 'highest resolution', the video always downloads in 640x360, no matter how I "reformulate" it.

I think maybe it is downloading this preview: previewing a video on the youtube homepage

from pytubefix import YouTube

video = "https://youtu.be/NI9LXzo0UY0?si=_Jy_CzN-QwI4SOkC"

def Download(link):
youtube_object = YouTube(link)
youtube_object = youtube_object.streams.get_highest_resolution()
try:
youtube_object.download()
except:
print("An error has occurred")
print("Download is completed successfully")


Download(video)


I try using three libraries:

1. pytube (discontinued)
2. pytubefix
3. yt_dlp

All downloads in 360p and I expect the highest possible quality, normally 1080p

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