When filing i-864, year 2017 (last 3 included) tax return has the sponsor's wife name (her income on it: $0) is i-864A required?

Did you file 2018 & 2018 as married filing separately? You might need to talk to a tax professional to have your returns amended.

USCIS Office in Seattle, WA, NOID Response in Feb 2020 but didn't hear back yet

No, there is nothing you can do but wait for that office to re-open.

Yes, some evidence must be duplicated/repeated. Follow the instructions closely, or consult with an attorney via Skype.

What will happens If my petitioner filed single but we were married in September last year?

Yes, she can see a tax professional and file an amended tax return.

When did you file the I-485? Most likely you won't have a greencard by September. Therefore, if you want to go to school, you'll need a new...

How long can I stay outside us ,I am a permanent resident , don’t feel safe returning to us due to covid 19 ?

What country are you in? Why do you think your country is more safe than the US?

Can a person apply for H4 EAD when he\she has I-140 Approved?

Why was the H-1B extension denied? Since you are no longer on H-1B and I assume it is past your grace period, you will need to go home for the...

My sister is US citizen.I am a B1/B2 visa holder currently in the US . If she petitions for me,how long will it take ?

Depending on your nationality it will take 10-22 years ... far too long to be of any value. File form I-539 to extend your I-94 by 6 months.

Although it isn't a public charge, to collect unemployment the person must have the UNRESTRICTED ability to work ... not so with H-1B, which is...

Can a greencard holder stay out of the country for 11 months with advanced parole?

The EAD/AP became invalid when you got your greencard. If you're married to a US citizen, being out of the US for more than 6 months puts your...