No one knows if you can buy a virtual wall for it?
I made a “wall” on my A40 from a black fabric (non-shiny) tape 7-8 cm wide))) I just laid it on the floor (A40 thinks it is a break, because the photo sensor does not receive reflection of the IR signal), on the A50 there may be will also dwell on it.
And so the space is limited by doors.
Even the dog recognized him as a living creature!
I have a cat playing with him, catches side brushes, and the dog has cooled down, sometimes it happens like a couple)