: The current software for the M221 is EcoStruxure Machine Expert Basic , which is also free and allows for automatic migration of existing TwidoSuite projects to the new platform.
If you are working with Schneider Electric's older Twido range of programmable logic controllers (PLCs), you likely rely on for your programming and configuration. While this software is often available for free, many users run into a roadblock when they see a request for a "TwidoSuite authorization code" or registration key. twido suite authorization code new