| PrinterUtility_EN 1.1.26

FAQ

1. Why the port cannot be turned on in USB mode on Windows?

- First, make sure that the USB device driver has been installed successfully:
  - Connect the printer to the host, check the device manager in computer management, and if "other equipment" appears "unknown device" or printer model, you need to install the usb device driver.
- Installation method:
  - 1）Right click "unknown device" and select "update driver software".
  - 2）Click "browse computer for driver software".
  - 3） Click the "Browse" button to find the driver through the browser. The default directory of 32-bit system is: "\USBDrv\USBDriver_x86", and the default directory of 64 bit system is: "\USBDrv\USBDriver_x64", and then click next.
  - 4）Click "close" to complete the installation of USB device driver.