How to download albums on Spotify to listen to them offline, using the desktop or mobile app

To download albums on Spotify for offline listening, you'll need to be subscribed to Spotify Premium.

How to download a Spotify playlist and listen to music without an internet connection

You can download a Spotify playlist for offline listening as long as you have a Spotify Premium account.
BGR

Spotify's Offline Backup Feature Lets You Listen To Music Offline Without Downloading It

I do a lot of music streaming when I run for marathon training, which is why I usually have some playlists downloaded to my iPhone just to be on the safe side. I might be roaming on occasion or ...
PC Magazine

Spotify's Offline Backup Auto-Saves Songs for When You Lose Connection

Spotify will show Premium users a list of available songs they can listen to offline, even if nothing has been downloaded to a device ahead of time. I’ve contributed to PCMag since 2019, covering all ...