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Double-click on any button, input box, or screen change navigation element. Under the Security tab, check the box for "Permission Required" and select the minimum authority level allowed to trigger that specific action. 3. How to Set Upload and Download Passwords

If all else fails, contact Kunlun Tongtai technical support or your local HMI distributor. They can provide the model-specific jumper pins on the circuit board (e.g., shorting JP1 on older TPC models) to trigger a factory reset.

: 40721 (often used during initial software burning or language changes).

Create distinct permission levels (e.g., Administrator, Engineer, Operator). Assign specific numerical security authority levels (0 to 999) to each group. mcgs hmi password

Depending on your MCGS application scenario, you may encounter several distinct categories of passwords. Understanding these differences is the first step toward effective management.

If you have the .boot or compiled project backup file from the HMI but cannot open it due to an engineering password, advanced programmers often use hex editors or third-party MCGS password crackers.

Dealing with an issue is frustrating because it sits between hardware failure and software access control. Luckily, the platform is flexible enough to allow recovery via system maintenance menus and script backdoors. Double-click on any button, input box, or screen

Managing your is a balance between protecting your automation logic and ensuring ease of maintenance. By setting clear user levels and keeping rigorous backups, you can ensure that your industrial interface remains secure and accessible to the right people.

Compile and download the project to the HMI via Ethernet, serial cable, or USB drive.

⚠️ From MCGS 8.0 onward, the software uses AES‑256 encryption, making database‑level recovery extremely difficult without the encryption key. Attempting to reverse‑engineer newer versions may be technically infeasible and legally problematic. How to Set Upload and Download Passwords If

| Level | Role | Typical Permissions | | :--- | :--- | :--- | | 1 | Operator | View production data, acknowledge alarms, start/stop machine cycles (with confirmation). | | 2 | Engineer | Modify process parameters (temperatures, speeds, times), view diagnostics, clear production counters. | | 3 | Administrator | Add/delete users, change passwords, edit HMIs of the screen layout, access advanced calibration screens. |

Are you locked out of the , or the physical HMI screen runtime ? Share public link

Allows user management, shifting schedules, clearing historical data logs, and calibrating the touchscreen hardware. 2. Setting Up User Security in MCGS Software