You may want to delete a workspace if it is out of date or you no longer need it.
1. Click
the Workspace Manager icon 
on the left side menu.
2. Click to highlight the workspace(s) you want to delete on the Workspace Manager page. Hold down Shift or Ctrl on your keyboard to select more than one workspace to delete.
3. Click Delete.
4. A window will open, listing the workspaces you chose to delete and asking you to confirm the deletion. Click Delete to complete the deletion (or Cancel to go back to the Workspace Manager). Your workspace will be deleted.