It doesn't seem like that is the case, because it seems to me that a stuck NVDA key would cause more problems than just that, but I will try to change the NVDA key to caps lock or something and see if

Hello, When I press the down arrow, either from my desktop or from the NVDA menu, I can only cycle between the time and date. Further, pressing the tab key results in the exit NVDA dialogue box. I can