Last updated: October 2024. This article references driver version 3.08.0021 (the "new" signature). Always verify with your HMI documentation.
You need MCGS_USB_Driver_Setup_v2.0.0.exe (or newer). Warning: Do not download drivers from random forum links. Extract this directly from the official "MCGS Pro" software installation package under Tools/USB_Driver .
The MCGS USB driver is typically bundled with the official MCGS configuration software (such as McgsPro or MCGS Embedded Version). However, it often needs to be initialized manually through the Windows Device Manager.
Complete Guide to MCGS HMI USB Driver (New Version) The is a vital communication bridge that allows your computer to interface with Kunlun Tongtai (MCGS) Human-Machine Interface (HMI) hardware . Without the correct "new" driver installed, users often face connection errors when attempting to upload or download projects from the MCGS Embedded software .
: If Windows flags an identity or security prompt, click "Install this driver software anyway" to complete file copying. Verifying a Successful Connection
Download the software package from the official Kunlun Tongtai website or your local industrial automation distributor.
Click and navigate to your MCGS installation directory. By default, it is usually located at: C:\McgsPro\Drivers\ or C:\MCGS\Driver\USB\
Verify the HMI is powered on (24V DC); ensure the correct COM/USB port is selected in software. Reformat the drive to FAT32 (NTFS or exFAT may not work).
The file size should be approximately 2.5MB. If you see a 200KB file, it is likely a fake.
Change the physical communication connection medium properties from "Network/LAN" to .