Tenda AC9 User Manual page 67

To enable Printer Service feature:
Log in to the Router's User Interface, and click USB Application > Printer Service.
❶
Click Printer Service button.
❷
Click Save.
To print files:
❶
Connect the USB printer to the Router's USB port.
❷
Double-click the shortcut icon of the USB Printer Controller.

The USB Printer Controller will detect the printer automatically if the Printer Service feature is
enabled.
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Specify Advanced Settings