Install the PPD file (printer driver) under macOS, and then register the machine on the computer from the system preferences.
Download the latest printer driver from the manufacturer's website.
Double-click the downloaded file.
Double-click the package file.

On the "Introduction" screen, click [Continue].
On the "License" screen, click [Continue] and then click [Agree].
Click [Install].
Enter the administrator’s user name and password, and then click [Install Software].

The installation of the PPD file starts.
When the installation is complete, click [Close].
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Register the PPD file of the machine in the system preferences to enable printing.
Connect the machine and the computer with the USB cable.
Select [System Preferences...] from the Apple menu.
Click [Printers & Scanners].
Click [+].

Click
(Default) and select the machine from the list, and check that the machine name is displayed in "Use".

When "Generic PostScript Printer" is displayed
Click [Add].
The progress screen is displayed.
Check that the machine name is added to the [Printers & Scanners] screen.

Close the system preferences screen.
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Select the option installed on the machine in [Printers & Scanners].

Select [System Preferences...] from the Apple menu.
Click [Printers & Scanners].
Select the machine from the list, and then click [Options & Supplies...].

Click [Options], select the option installed on the machine, and then click [OK].
Close the system preferences screen.
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