How long takes now to be complete N400 case? Is there any ways to call or go somewhere to push my case? What's advises?

You dont appear to have a good reason to request an expedite and they arent usually granted anyway. You have to be patient inquire every few months...

How is support calculated for a US LPR using I-864 Affidavit of support form. ?

Her wages does not count for I-864 purposes unless she was authorized to work during the period she earned the income. You have to file the I-864...

Can i make my wife deported if she want divorce? she came here with me F3 visa. still we don't get citizenship

You can not deport anyone the government does that and they arent likely to just because she wants a divorce. Ahe can get citizenship without you....

Agree with my colleague and add that visas dont control while in the United States. I -94s matter but when married to a citizen with a pending...

17 months on pending I-751

Those inquiries rarely tield meaningful answers. I agree with my colleague that adjudication will take longer than the 18 months. If you need to...

How long does it take to reschedule the interview?? Please read my situation.

First case is dead and cant be approved as she was married when she marroed you. You should make inquiries on second filing and hire a competent...

Likely to be several more months - between normal processing backlog and Covid delays.

No issue with overstay by virtue of marriage to USC, unless you have had issues with Immigration like being in Removal proceedings or Deportation...

No - taxes and I-864. In financial section. Civil Documents is a separate aection with separate uploads.

You should write to USCIS with copy of birth and amended page of form where it should have been issued. When you are called in for adjustment...