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Set Top Box Softwares and red light set top boc recovery files.

It will typically be labeled as or Prolific USB-to-Serial Comm Port , followed by a specific port number (e.g., COM3 ).

A: For firmware updates and initial IP address setting, USB is often required. Once the PLC has an IP, you can use Ethernet for programming, but USB remains the fallback when network config fails.

For older Xinje XC series PLCs, the process might differ. Some users have successfully used the generic for programming via a USB-to-serial converter. If the official driver fails on your XC series, trying the CH341 driver could be a solution.

If you see an entry with a yellow exclamation mark (e.g., "USB Serial Port" or "Xinje USB"), the driver is missing or incorrectly installed. Step 4: Install/Update Driver Manually Right-click the device with the yellow warning sign. Select . Choose Browse my computer for drivers .

: Modern versions of XDPPro (e.g., v3.7 or v3.8) often bundle the necessary communication drivers, but separate driver files like xnetusb.inf or Silicon Labs Virtual COM Port (VCP) drivers may be required depending on your specific cable. 2. Installing the Xinje Programming Software

Installing the wrong driver for your series can cause Blue Screen of Death (BSOD) or prevent the programming software from seeing the PLC.

driver package as an administrator before connecting your device. Step-by-Step Installation Guide Download the Driver : Visit the official Xinje Download Center

Always ensure the PLC is stopped before downloading a new program to prevent unexpected machine movement. How to Install Windows Drivers Manually

Look through the hardware list for an unknown device. It usually appears under with a yellow exclamation mark, labeled as Xinje PLC or USB Serial Port .

If you encounter issues during installation, try the following troubleshooting steps: