To delete a round click on the "Trash Can" button found on the lower right side of the scorecard.
Once you have clicked on the "Trash Can" button, a pop up box will appear. Select "Yes" to confirm the deletion of that round.
Once you do this, that round is sent to an archive folder and will not count towards any statistics and can be restored if you wish.
If the course you wish to delete is an unmapped or ghost courses clink the link below.