Power on the unit while holding down opposite corners of the touch screen (e.g., top-left and bottom-right) to enter the .
If you need specific help recovering access, let me know the you are using (e.g., GP-4501TW) and the software version (e.g., GP-Pro EX v4.09). I can give you the exact menu navigation path for that hardware. Share public link
Do you have the saved on a PC, or are you trying to recover a program directly from the unit ? If you forget your password proface hmi password unlock
Unconfirmed but documented in older service manuals for GP-2500/2600 series.
Modern Pro-face HMIs may use a "Connection Key." If lost, this can also be reset via the same memory initialization procedure in Offline Mode. Pro-face by Schneider Electric For official technical support, you can visit the Pro-face Service & Support page Do you have the original project backup , or are you trying to retrieve a program from an existing HMI unit Power on the unit while holding down opposite
To unlock or bypass a password on a Pro-face HMI (Human Machine Interface), you can use several methods depending on whether you have access to the project file or need to perform a hardware reset.
: Often left blank or set to a standard facility code during commissioning. 2. Project Transfer Password Share public link Do you have the saved
| HMI Series | Offset (hex) | Encoding | |------------|--------------|----------| | GP-2000 | 0x2A4 | ASCII (8 chars) | | GP-3000 | 0x1F8 | XOR 0x55 |
ProFace (a brand of Pro-face America, now part of Schneider Electric) HMIs are widely deployed in manufacturing, energy, and infrastructure automation to control Programmable Logic Controllers (PLCs). Password protection is critical for preventing unauthorized changes to operational parameters. However, lost credentials pose a significant operational risk, leading to production downtime. This paper examines the official and semi-official methodologies for regaining access to ProFace units (GP, SP, and LT series) when legitimate credentials are unavailable. It focuses on backdoor procedures, project file manipulation, and hardware-level resets while strictly adhering to proof-of-ownership requirements.