Spotify decides which song to play next based on your Play Queue. Songs you manually add to the Play Queue have a higher priority than songs that Spotify automatically adds when you listen to an album or playlist.
How to Clear the Queue on Spotify
If you want to clear your queue to add new songs to play, the following post will help you clear your queue on Spotify on different devices.
Related: How to Hide a Song on a Spotify Playlist
To clear the Spotify queue on the device you are listening to music on, follow the steps below.