I tried to link the video on the bulk upload post from @vernmartin but kept receiving internal server errors.
I made a short video describing how to import entire YouTube Channels/Playlists with a couple of clicks using the MasterLingQ Chrome Playlist Importer (Desktop) / LanguageMaster (Mobile App) suite.
Documenation Links
Note
Note: MasterLingQ has a one time fee, LanguageMaster app is available for a subscription for new users. Users who purchased MasterLingQ prior to Nov 2024 are eligible for the lifetime (no fee) account on LanguageMaster by contacting me directly.
~Rooster