Hi @nad2508 - welcome to the community!
Here are the steps I would recommend you follow.
-
Discover your device (s):
https://docs.hubitat.com/index.php?title=Discovering_your_Devices -
Install the community driver for your device (if the standard driver doesn’t work):
https://docs.hubitat.com/index.php?title=How_to_Install_Custom_Drivers
Here is a link to a driver that might do the trick. Note - I don’t have the a Fibaro double switch, so cannot confirm if it is the right driver for your needs...