You definitely need to provide more details regarding your case. Your case looks like it is complicated and you need to hire a attorney.

You can contact NVC through the portal and make a request. It is upto them and the process can take several months.

It is important that you fulfill the conditions of your green card and return on time. You can try to get an extension at the embassy.

In the time of COVID, there is small possibility that there may be an extension available. You need to talk to a attorney regarding the same.

I have a Ukrainian girlfriend how do I get her in Usa with me Visa sponsorship?

Are you engaged to her? Are you a U.S. citizen or a Green card holder? You are eligible to sponsor certain visas based on your own immigration...

Can my wife visit me with B2 Visa?

There is no issue with your wife visiting you as long as it is a temporary visit and you can prove it is a temporary visit

What happens when an immigration petition co-sponsor has a change in household size before the green card is issued?

The affidavit of support is an extremely important document and the entire application can be rejected based on errors on this document. Please...

You definitely need to hire an attorney in order to prove the Good faith marriage if you plan to use the waiver.

N-400 processing time?

There are some cases that have been adjudicated in 12 months so fingers crossed.

You should be fine. You might want to also try to get a letter from a attorney to show the officer why that should not have any impact.