Without this kind of backup, all your music could be lost.
1 Insert a blank CD or DVD suitable for storing audio files in your computer CD/DVD-RW drive. …
2 Open Windows Media Player and click the Burn button.
3 Click through albums and playlists and drag the songs you want to add to the CD/DVD to the Burn pane.
https://www.dummies.com/…/how-to-burn-music-to-a-cddvd-in-windows-media-player/
How to burn music onto a CD using windows 10.