In the beginning, our engineers do not know how to install the program before use. I think it does not work: after you ask your engineer to know about. Now we can use it now.
In the first episode Our engineers don't know what program to use, so they think unavailable after query layout to your engineer guests know the story. Now we can use it.
At first we do not know that they need to engineer the program prior to using owl so I thought that it does not work. after the Owl ask the engineer so you know it's at this time we can use it.