How to choose the usb printer port?
Generally, the computer will automatically recognize the printing port, and you only need to install the printer driver That’s it. If it cannot be automatically recognized, you can open the control panel, select View Devices and Printers, right-click the printer, select "Properties", click "Port" in the properties dialog box, where you can freely select the port, and click OK to complete the selection.
1. First, click on the Start menu in the lower left corner of the computer.
#2. Then select the device and printer, as shown in the figure.
#3. Then select the printer you want to modify, right-click and select Printer Properties.
#5. Select the port under the printer properties, as shown in the figure.
#6. Finally, select COM1 in the port, click Apply and then click OK.
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