To take down a release from music stores:
Log in to https://app.limbomusic.com/
Click on "Albums" in the left column.
Mark the release you want to take down.
Click on "Select action".
Click on "Takedown".
Click on the play button.
By default, all platforms are selected. If you want to take down only on some platforms, uncheck the "Send request to all active DSPs for this release" checkbox and manually select the ones you want.
Finally, click on "Run Action".
Within two or three days the release had been removed from the platforms.