To access this feature, go to the menu bar and select Tool → User Permission Management . The management window is divided into two sections: the upper half lists all created user accounts, and the lower half lists all defined user groups.
For each interactive element (e.g., a "Parameter Settings" button), open its property window. In the Permission tab (or similar), select which user groups are allowed to access it. By default, the "All Users" option is selected, which applies no restrictions. You should instead choose the specific authorized group from the dropdown list.
Some versions of MCGS software are specifically designed for Chinese Windows environments. If you are having trouble entering passwords or navigating menus on a North American PC, ensure your system locale settings are compatible.
: Specific screens or buttons can be locked behind user login prompts, requiring unique usernames and passwords managed via a local database. 3. Password Reset and Recovery mcgs hmi password
Note: If you leave the upload password blank during compilation, some versions of MCGS will completely disable the upload function, preventing future project recovery from the screen entirely. 4. Troubleshooting and Recovery: Forgotten MCGS Passwords
To minimize downtime and avoid catastrophic lockouts, adopt these industrial security protocols:
To protect your entire project from unauthorized viewing or modification, you can set a separate engineering password. To access this feature, go to the menu
Prevents unauthorized personnel from overwriting the running HMI runtime application with a different project file. Runtime / User Management Passwords
Protects the internal system settings, network configuration, and firmware updates.
A factory reset will wipe the current application and passwords. This is typically done through the system settings menu (if accessible) or by using specialized recovery firmware via a USB drive. Software Restrictions: In the Permission tab (or similar), select which
If both the engineering and operator passwords are lost, you have two options:
Forgetting passwords is inevitable in industrial environments, especially given the long lifecycle of equipment. If you encounter a password-locked MCGS HMI, here are the correct pathways to regain access.
PSW = $Hour * 100 + $Minute + 1001 if Password = 111 then User Window.检修画面.Open() if Password = 1234 then User Window.首页.Open() if Password = 333 then User Window.设置.Open() if Password = PSW then User Window.厂商设置.Open()
Depending on the specific MCGS model or software version (e.g., Kunlun Tongtai TPC series ), the following defaults are commonly encountered: