@Wayne-TP Wow! Rebooting the hub and then adding the button + automation steps again fixed it this time. Many thanks for the help, as for the packaging, I do not have it any more

After updating my S200D button to version 1.12.0 Build 231121 Rel.092508, my button does not work correctly with any of my Tapo light switches / smart plugs. Edit: In the device information section...