Why has it taken you 6 months to become aware of this very irritating problem?
It hasn't. She was quite aware of it on 21 November last, but chose to doubt that it existed.
What about all the other people who have experienced the same problem and taken the touble to find the thread? What sort of technician is she? It takes less than one minute to test and prove that the problem is real. Is Helene really the best that Microsoft can hire?