How To Delete Other Volumes In Container/ Other Storage From Mac !
3. Delete the extra volumeOpen Disk Utility on your Mac.Select the APFS Volume you want to remove.Click the Delete Volume button ‘—’ in the toolbar. If the button is dimmed, the selected volume is in use, which means you can’t delete it. To delete this volume, you need to enter Disk Utility in macOS Recovery.Sep 13, 2021