EcoStruxure Operator Terminal Expert is an HMI configuration software designed to create operator interfaces for the Harmony HMI series. The professional build-time group license can be installed on three stations and is available as a digital license. It allows for the creation and editing of HMI runtime application screens that control automation systems in Harmony HMIs and iPCs. This software offers a modern and user-friendly interface, easily accessible functions and information, as well as a cross-platform working environment. Script creation is made easy for everyone with the graphical drag-and-drop editor, reducing implementation time. Nine languages are available (English, French, German, Italian, Portuguese, Spanish, traditional and simplified Chinese, Korean), and documentation is available electronically in six languages (English, French, German, Italian, Chinese, Korean). The application range includes simple applications in OEM machinery for food and beverage, packaging, textiles, compressors, pumps, fans, HVAC equipment, marine, and WWW. The software is compatible with Harmony GTU, GTO, STO7, ST6, STM6, Harmony iPCs, and other PCs.