Hey there @mithoss03,
Thanks for reaching out about this here in the Community.
All the songs you like on Spotify are saved in your Library > Liked songs. You can download your whole Liked songs playlist by clicking on the download toggle. You can do the same process with playlists and albums. Check this article for more info.
If you need a hand with anything else, the Community is here for you.
Hey there you, Yeah, you! 😁 Welcome - we're glad you joined the Spotify Community! While you here, let's have a fun game…
Env: prod