Use the following steps:
- Do a "right mouse" click on your printers name
- Choose "Properties" from the popup menu
- Click on the "Ports" tab at the top
- Write down the name of your USB port name
- Click on the "Enable Printer Pooling" checkbox
- Scroll through all of your listed ports and click on "LPT1" port.
- Click on "Apply" and "Ok".