Yes, he have joint bank account, DL and Tax returns.
He is most worried about not changing the address when they moved in the first place.
here's the breakdown..
April 2019 - applied Aos from Chicago
Jan 2020 - moved to Wisconsin
May 2020 - Interview and Green card
July 2020- updated the address to Wisconsin
March 2021 - Moved to Indiana and updated the address on time.