If you have the source code ( .mcg or .mcp file) on your PC, you can open the User Manager in the MCGS development environment to see or reset the passwords.

(Kunlun Tongtai) are typically "123456" or "000000" , depending on whether you are accessing the runtime environment, the system settings, or the configuration upload/download functions.

in MCGS settings so the HMI doesn't stay logged in as an Administrator after a technician leaves the floor.

If this screen wasn't built into the project, you cannot change the password while the machine is running; you must modify the project in the MCGS software and redownload it. 5. Best Practices for Engineers To avoid "password lock" issues in the future: of the original .mcg project file.

The password isn't hardcoded into the button; it is stored in a standard variable (e.g., UserPassword ). When you type on the keypad, the software compares your input to the value stored in the system database. 3. Recovering a Forgotten Project Password