Achtung, artie!
To forestall any existential angst, such as occurred a year ago in this forum —
Changing the clock — DST goes bye-bye in 3 weeks' time (Dec 6), more than enough time to allay any fears about missing appointments.
I think that you mean
November 6. Either that, or we're in for a lot more angst.
Duly noted ... and repaired.
(A typical slip of the mind and fingers ... in which perhaps something like conflation of Guy Fawkes Day and Pearl Harbor coursed down the same axon. However, I refuse even to think about Aricept®.)