Updating the Driver (OS X/macOS)
Delete the old PPD file that is currently specified, and then install the latest PPD file.
Delete the old PPD file that is currently specified.
Obtain the latest PPD file from the manufacturer's website.
User GuideIM 550/600 series
Delete the old PPD file that is currently specified, and then install the latest PPD file.
Delete the old PPD file that is currently specified.
Obtain the latest PPD file from the manufacturer's website.