Need help getting MCT370 door/window sensor to work

[jkp]

When you first added it to ST… what device type was assigned to it?

Here is your info on Edge

FAQ: I have no idea what Edge is. Is that a new developer tool? (2022)

As of September 2023, SmartThings has now almost completed transition to a new architecture, part of which is called Edge. The Samsung-hosted free groovy cloud gradually went away beginning on September 30, 2022. For hub-connected devices, including Zwave and Zigbee, the DTH replacement will be Edge Drivers, which are written in the Lua programming language and will run locally on your own hub. IF YOU ARE NEW TO SMARTTHINGS If you are new to SmartThings, the basics of the SmartThings architecture are pretty simple: A) An “Edge Driver” is code that runs on your SmartThings/Aeotec hub so the hub can talk directly to an individual device. If you don’t have a hub, you can skip all the rest of this thread: it won’t apply to your setup. B) If your device uses a “cloud to clo…

Not yet available on wifi mesh or connect hubs