Hi @dolores74
Firstly, thanks for trying out the add-on.
That’s a bit rubbish isn’t it? Bit of a fall at the first hurdle.
So, this is how it’s supposed to work:

The next step is to work out what is going wrong for you.
I must admit, I am not sure at the moment. Let me have a think about what it might be and come back to you with some suggestions.