My Greencard is approved but hasn't got it after two months. What should I do?

You and your lawyer should continue to Contact USCIS customer service center. Or otherwise seek congressional assistance.

What will be my VISA status during i485 pending? I am also maintaining my F1 Status.

1) Your status is F1 status 2) Until your adjustment of status is approved and you receive your green card, you are an F1 student and NOT a...

So my boyfriend has DACA and hasn’t renewed his ID due to COVID19 . What documents does he need to show at a border checkpoint?

All he needs are his valid DACA EAD and approval documents. If he doesn't have a valid driver's license, he should not be driving.

In this situation, it is best to retain the services of an experienced immigration attorney.

All hope is not lost. At the NVC stage, a joint sponsor will probably be required to carry the case over.

Moving solely because of processing times is a dangerous game, considering that field offices and processing times fluctuate often unexpectedly.

Does USCIS consider current year 2020 income or recent tax year 2019 to qualify someone for i864?

USCIS primarily considers income for 2019, at this point. 2020 income can also be considered if they're higher, and if you have evidence of it.

How long can GC holders stay outside the united states during this COVID time?

On a green card, generally you should not stay outside the US for more than 6 months and definitely not for over a year. Prolonged absences will...

Can a YY visa (follow to join) travel to the united states at the moment?

Yes, because it is dated prior to the proclamation and is excluded.

You should expect to hear from them if you consider you a potential witness.