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Open Settings.
Go to Devices → Printers & scanners.
Click the Add a printer or scanner button. Allow the computer a minute to scan for printers.
Click on the link for The printer that I want isn’t listed.
Select Add a printer using an IP address or hostname, then click the Next button.
For Device type: select TCP/IP Device.
For Hostname or IP address: enter
172.18.3.126.For Port name: enter
172.18.3.126.Uncheck Query the printer and automatically select the driver to use.
Click the Next button and wait a minute for the completion of the TCP/IP search.
Select Custom and click the Settings… button.
Under Protocol, select LPR.
For Queue Name: enter
lp.Check LPR Byte Counting Enabled.
Click the OK button.
Click the Next button.
Click the Have Disk… button.
Click the Browse… button.
Click the This PC button and open the C:\Temp\Z0178L18\disk1 folder.
Click the Open button.
Click the OK button.
Scroll down and select Gestetner IM C400 PCL 6.
Click the Next button.
Click the Next button.
Select Do not share this printer and click the Next button.
Optional - click the Print a test page button to test the printer.
Click the Finish button.