Define user roles and assign unique password strings to each permission tier.

This locks the entire project file within the MCGS development environment. Without this password, unauthorized users cannot view the logic, tags, or screen designs, preventing intellectual property theft or accidental changes to the machine's programming. Runtime User Permissions:

HMI is a cornerstone for operators to interact with complex machinery. A critical component of this interaction is the password system

If you simply need the hardware to work and don't care about the existing program, you can perform a factory reset via the SD card or USB recovery mode. This will wipe all data, including the password and the project. 4. Changing the Password during Runtime

This guide details the types of passwords available, how to configure them, and troubleshooting steps for recovery.

This wipes the current application memory, clears the password, and resets the device to factory defaults.

: HMIs often have local system settings (like network or brightness) protected by a default factory password (often depending on the series). How the Security System Works The MCGS configuration software (such as ) allows developers to define a hierarchy of users. Security Levels

Setting up security requires a few specific steps within the MCGS HMI software Troubleshooting Password Protection on Chinese MCGS HMI 31 Dec 2024 —

It happens to the best of us. The engineer who set up the system left the company. The password is scribbled on a sticky note that has long since been lost. You’re now staring at a password-protected HMI on a critical machine, and you can't proceed.

Save the configuration to compile it into the runtime project. Screen and Button Restrictions To apply the password to a specific operation: