So if, God forbid, things went really bad and Trump died prior to the election, what would the effect be on the election process?
Don’t most states have a deadline for someone to appear on the ballot? If Pence is listed as the Vice Presidential candidate, would those votes count for the office of President? Can the electors in the Electoral College make that determination?
As for the Barrett confirmation, the biggest obstacle might be not having enough healthy Senators for a majority when it came up for vote.