In the Terncy app, in order to achieve a visual representation of the scene activation status, a new feature has been introduced of indicating scene activation status by the switch LED, this article will explain how to set up this feature. Notes: * This feature is only supported on Home Center v3.2.3 or above, and Terncy app v3.0.29 or above. * In the scene, it supports binding the switch of the LED indicator light: switches with programmable (except wireless switches), switches that convert relays into programmable (except switch modules)