There is no given time period but returning immediately or soon after will raise the question of your real intent to be in the US.

Had interview for AOS, IO mention can't approve the case as of now because 1-30 document was not with him

If you have counsel please address the question to him or her. You may also schedule an infopass appointment to get an update.

SSN and insurance for DACA?

Yes he can get a SSN number. If ge had assistance from an attorney or non profit , he should check with them. Good luck

I want immigration papers in my married name, how do i get it changed with uscis? my marriage cert is in maiden name though.

Hello you would have had the chance at the interview. Now you may have to wait until after you secure the GC.

Does she need to file EAD again or earlier EAD will hold good?

Respectfully I would direct this question to the employers attorney who has all the facts of the case etc.

Will the admission to this 17 year old conviction prohibit me from obtaining a visa?

You really should consult with an immigration attorney who is familiar with visa rules pertaining to entry to RUSSIA. In general, it certainly can...

1.Could this be the only reason for interview? 2. I have all the documents from court and probation competed letter as well?

It would be a good idea to talk to the counsel who helped you with the I485 and or get another legal opinion prior to the interview. We do not have...

I would get the approval first and foremost first before moving forward.

Can I request a faster service with the USCIS?

Hello, sorry to hear about your situation. You may schedule an info pass appointment to check on status. Did you also call the customer service...

What is Next

NVC will inform you about the next steps within the next two months. Good luck.