Installing the PPD file
Set the CD-ROM in the computer, and click [macOS] to display the [macOS PPD Installer] folder.
To install the driver from the downloaded file, display the folder that is the location of the downloaded file.
Double-click the package file.
To install from the CD-ROM, double-click the package file in the [macOS]
[macOS PPD Installer] folder.When the install confirmation screen is displayed, click [Continue].
On the "Introduction" screen, click [Continue].
On the "License" screen, click [Continue] and then click [Accept].
When prompted to select where to install the driver, specify the install location, and click [Continue].
Click [Install].
Enter the user name and password, and then click [Install Software].
The installation of the PPD file starts.
When the installation is complete, click [Close].