Possibility to change which data is shown in thumbnail on smartthings app?

[orangebucket (Graham)]

If you are using a custom device handler, or can work with a copy of a standard handler, then yes it can be done if you have set up the CLI.

That was the requirement John Constantelo had for his handler for a Xiaomi/Lumi sensor:

Another question for developers. Code for default tile/value

Capabilities have their own presentations that define how they look when they are used as the status on the dashboard tile, as the action on the dashboard tile, as tiles on the detail pages, and in automations. You don’t need to worry about that here as that is already defined. What you need to work with is the device config, which says which capabilities are to be used in the dashboard, details page and automations for anything using your device handler, and sometimes in what order. This device config is combined with the info in the capability presentations, and probably some other fluff, to create a device presentation. Prerequisites: The UUID for your device handler as installed in your IDE. It is in the URL. The CLI installed. Let’s call it ‘st’. First you need to generate a de…