Once your driver is working, protect it:
Last updated: October 2025. Covers XINJE XC V3.5+ and XD V2.0+ firmware.
I can provide targeted troubleshooting steps or alternative driver files based on your specific setup. Share public link
Note that many Xinje PLCs use a , which is a USB-to-RS232 adapter with an 8-pin round head for the PLC port. Run the Installation :
Because the driver is often unsigned, manual installation through the Device Manager is the most reliable method.
There have been reported instances where the driver signature isn't immediately recognized, requiring users to temporarily disable Driver Signature Enforcement to complete the setup—a step that can be intimidating for beginners. The Ugly: Documentation Gaps xinje plc usb driver install
Once the installation is complete, verify the driver was installed correctly and identify which COM port is assigned to your Xinje PLC.
Verify that or a specific virtual COM Port (e.g., COM3) appears without any warning icons. Open XBuilder or XCPro.
: Access official software and manuals directly from the Xinje Download Center.
Some USB 3.0 ports cause issues with older USB-to-serial drivers. Try a USB 2.0 port if available.
For persistent issues not covered here, always check the official Xinje website for the most up-to-date software and manuals. Your automation projects are just a few clicks away. Once your driver is working, protect it: Last
Before downloading any files, perform these three checks to save hours of frustration.
Navigate to the directory where your Xinje software was installed. By default, the driver files are located in a subfolder named Driver , USB_Driver , or Prolific inside the main software directory: Example Path: C:\Program Files (x86)\Xinje\XDPPro\Driver\ Step 2: Connect the PLC
Extract the downloaded zip file and run the setup.exe file as an administrator.
If Windows does not automatically recognize the cable, you may need to install the driver manually: Open Device Manager on your PC.
Click and navigate to the folder where you extracted the driver files (or the XBuilder driver directory). Share public link Note that many Xinje PLCs
Before beginning the installation process, ensure you have the necessary components ready:
Complete Guide to Xinje PLC USB Driver Installation Connecting a PC to a Xinje PLC requires a dedicated USB driver. Without this driver, your computer will fail to recognize the PLC, preventing software communication. This guide provides a walkthrough to successfully install the Xinje PLC USB driver on Windows operating systems. Prerequisites Before Installation
Look through the hardware list for an item marked with a yellow exclamation point. It will typically be listed under as USB Serial Port or Unknown Device . Step 4: Update the Driver
If the "Connect To PLC Succeeded" prompt does not appear, verify the following: Hardware Check : Ensure you are using the correct RS232-USB converter cable or a direct USB cable if supported by your specific model. Driver Status