A standard USB-A to USB-B cable or a specific DB9 serial cable, depending on the model. Important Safety Note:
⚠️ If you haven't changed it, try 111111 first. mcgs hmi password
If the application is protected by a custom password, you can attempt recovery using the following methods: Upload from HMI: Connect your PC to the HMI via Ethernet (default IP: 192.168.1.200 ) or RS-232. MCGS Studio MCGS 昆仑通态 Tools (工具) → Upload Project (上载工程) A standard USB-A to USB-B cable or a