Hi @CarNaples !

If you are on Deezer premium or Family subscription you can download whole album/playlist on any device .

(one song can download only if is that one song on your playlist)
 

Here is link how to listen music offline (download music)

https://support.deezer.com/hc/en-gb/articles/115003884605-Listen-To-Deezer-Offline

On album Live in Las Vegas by Céline Dion I don't see song Ammore Annascunnuto (unfortunately I can't find that song on Deezer at all)

Or  if some music isn't on Deezer you can Transfer Music To Deezer From Another Service

Here is link how transfer music to Deezer from another service

https://support.deezer.com/hc/en-gb/articles/360020762638-Transfer-Music-To-Deezer-From-Another-Service