To fix check printing in QuickBooks Desktop, verify printer settings, ensure alignment with check stock, and use the correct paper type. Review software settings, ensure compatibility, and update QuickBooks. If problems persist, consult QuickBooks resources or support for precise troubleshooting steps.Run the QuickBooks File Doctor tool or speak with QuickBooks support just dial us at +1(855)-738-0359.if the problem doesn't go away if you do any of those things.