You can void a register QuickBooks Desktop Pro that you simply have created, if necessary. To void a check in QuickBooks, first, open the check to void and display it within the “Write Checks” window. Then select “Edit| Void Check” from the Menu Bar to void the check shown within the “Write Checks” window. To then save the changes to the check, click the “Save” button within the “Main” tab of the Ribbon at the best of the “Write Checks” window. Alternatively, click the “Save & Close” button at the underside of the window.