1,You may file his I-485 to same service center where processing ur case.
2,I can't see I-485 on my computer due to tech problem at this time,so i don't understand ur question.
3,Yes
4,I don't think so
2,I can't see I-485 on my computer due to tech problem at this time,so i don't understand ur question.
3,Yes
4,I don't think so