When you see references to the "31 key code," it points to the licensing scheme associated with . This was a product ID used for upgrading or licensing GP-Pro EX V3.1. This model number is still relevant today as it helps identify legacy licenses that might be transferable to newer versions. Users running GP-Pro EX V3.1 and above could use the serial and key code from their existing software media.
Pro-face technical support engineers will not assist with troubleshooting if the software registration cannot be verified.
The GP-Pro EX 3.1 key code is a unique, secure alphanumeric string issued by Pro-face (by Schneider Electric). It functions alongside a software serial number to unlock the full engineering workspace. gppro ex 31 key code
What (Windows 10, XP, etc.) are you running? Are you getting a specific error code during activation?
GP-Pro EX Ver. 3.1 Limited Edition (Disc 1 / Disc 2) - Proface When you see references to the "31 key
: If you are moving the software to a new PC, you may need to "Return" or deactivate the license on the old machine first, depending on the specific licensing agreement (e.g., COA or Site License).
If you are facing licensing issues or hardware obsolescence, consider upgrading to the latest version of or transitioning to EcoStruxure Operator Terminal Expert . Pro-face offers upgrade licenses at a reduced cost for users who own a valid legacy serial number and key code. To help point you in the right direction, let me know: Users running GP-Pro EX V3
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Here’s a deep, actionable analysis of the phrase "GP-Pro EX 31 key code" and practical guidance for license/key-code handling, troubleshooting, and operational security.
If you already have the installed, you can upgrade it by going to Help -> Key Code and entering your credentials. HMI Unit Activation (GP-Viewer EX / RPA) :