To affect a currently configured printer, simply click on the pull-down button between the Choose Printer and the Delete Printer buttons and select the printer you wish to operate on. To edit the settings, click on the Choose Printer button. To delete the share, simply press the Delete Printer button.

To create a new printer, next to the button labeled Create Printer, enter into the text field the name of the share to be created, then click on the Create Printer button.