Add music to iPod touch and listen offline
In the Music app 
, Apple Music subscribers can add and download songs and videos. Music you add to iPod touch can be streamed when you have an Internet connection. To play music when you’re not connected to the Internet, you must first download it.
Add music from Apple Music to your library
Do one of the following:
Touch and hold a song, album, playlist, or video, then tap Add to Library.
When viewing the contents of an album or playlist, tap Add to add the album or playlist, or tap
to add individual songs.On the Now Playing screen, tap
.
To delete music from the library, touch and hold the song, album, playlist, or music video, then tap Delete from Library.
Music you add to iPod touch is also added to other devices where you’re signed in to the iTunes Store and App Store using the same Apple ID and have iCloud Music Library turned on (go to Settings 
, then tap Music).
Add music to a playlist
Touch and hold an album, playlist, song, or music video.
Tap Add to a Playlist, then choose a playlist.
Download music from Apple Music to your iPod touch
Download a song, album or playlist: Tap
after adding music.Note: You must turn on iCloud Music Library to download music from Apple Music to your library (go to Settings
> Music, then turn on iCloud Music Library).Always download music: Go to Settings > Music, then turn on Automatic Downloads.
Songs you add are automatically downloaded to iPod touch.
See download progress: On the Library screen, tap Downloaded Music, then tap Downloading.
Manage storage space
Free up music storage: If iPod touch is low on storage space, you can automatically remove downloaded music that you haven’t played in a while. Go to Settings
> Music > Optimize Storage.Remove music and videos stored on iPod touch: Touch and hold a song, album, playlist, music video, TV show, or movie that you’ve downloaded. Tap Remove, then tap Remove Downloads.
The item is removed from iPod touch, but not from iCloud Music Library.
Remove all songs or certain artists from iPod touch: Go to Settings > Music > Downloaded Music, tap Edit, then tap
next to All Songs or the artists whose music you want to delete.