YouTube doesn’t have a “folders” feature . If you want to create playlists then you will need to create a channel.
Read moreHow do I organize my YouTube playlist?
For playlists, first click the bottom right icon named Library on the YouTube Music App (Marked in orange). It will take you to the section, where the playlists are stored. Select the playlist you want to sort. Click the “Marker” Icon to sort the playlist.
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