Update 1: 2019/03/26 4:23pm PDT
Our friends at 9to5Google reached out to let us know offline playback may have appeared as early a v3.03, though that version doesn’t exhibit the behavior in our tests.
Google has been pitching YouTube Music as an eventual replacement for Google Play Music since the company refocused what it was for last year, but it’s still missing plenty of features. You still can’t access your Google Play Music uploads from YouTube Music, and there’s no easy way to import playlists or libraries between the two services. Read MoreYouTube Music can now act as a media player for files stored on your phone was written by the awesome team at Android Police.