Originally Posted by
fivesixseven
I had a second schedule change on my itinerary. Due to the several rebooking, things got mixed up, and while I never accepted the newest set of flights, somehow UA's internal system showed that I did. Apparently, just by looking at the new itinerary, I accepted it? ...
No, UA will auto "accept" changes if you leave it un "corrected" for too long.
The fact that occurred does not affect your ask for alternative routings.