6.  Updating the Printer Driver 
Update the installed printer driver to the latest version. 
Make sure to save the printer driver data before updating the driver. 
Save the printer driver data using [Maintenance] on the [Driver Settings] tab. 
 
Saving the current printer driver data 
  Open [Devices and Printers], right-click the printer for which you want to update the driver, and 1.
select [Printer properties]. 
  Click the [Driver Settings] tab. 2.
  On [Maintenance], export the current driver settings. 3.
For details of how to export the settings, refer to "3.5 Maintenance." 
Obtaining the printer driver 
Download the printer driver from the SATO download site. 
For details of how to obtaining the printer driver, refer to "1.1 Preparing the Printer Driver."