I’m sure that’s very frustrating. 
Just to get the easy stuff out-of-the-way first, check and make sure that your wife’s phone is using the V3 app, not the V2 classic app.
FAQ: how to tell which version of the SmartThings mobile app that you have
I’m sure that’s very frustrating. Just to get the easy stuff out-of-the-way first, check and make sure that your wife’s phone is using the V3 app, not the V2 classic app.
FAQ: how to tell which version of the SmartThings mobile app that you have