Yes. In general applicants do not need to proactively notify USCIS of the change, but can submit a new Form I-864 for a new joint sponsor in response to a Request for Evidence (if applicable), or at the interview.
Yes. In general applicants do not need to proactively notify USCIS of the change, but can submit a new Form I-864 for a new joint sponsor in response to a Request for Evidence (if applicable), or at the interview.