Printer driver installation instructions
Introduction
This driver is based on CUPS common UNIX printing system, support from the serial port, parallel port, USB and windows.Supports print formatting for text ,pictures and raster bitmaps.The driver is tested on macOS Sierra.

For more information ,please visit:
 HYPERLINK "https://www.cups.org/documentation.html" https://www.cups.org/documentation.html

Installation
 (1)Copy the filter rastertopos to the cups directory of filter, which is the general directory is /usr/libexec/cups/filter/. In order to facilitate the installation, the installation steps have been written in a Shell script. Please enforce the shell script in the terminal, the command as follows: sudo ./install.sh
If there is without run permissions,please run it at the terminal: 
sudo chmod a + x install.sh to add permissions.
 (2)After installing the filter, click System Settings -> Printers -> Add and you will find the printer,select the corresponding port and then click it.
    

Suggestion
 (1)Choose the right paper will be better.
 (2)View screenshots for more details about the installation steps.
