Responses after RFE generally take between 1-3 months.

Travel with I751 notice actions letter?

Yes you may travel with the I751 receipt and your valid passport.

Can help my younger sister become a citizen?

She may first apply for her permanent residency through USC sibling however she will need to maintain status and this will take 12-14 years until...

Is there appeal or solution to revoked their decision. Thank you so much.

Unfortunately if the beneficiary passes, the petition is revoked.

How many months extension of stay should I request due to the covid 19 pandemic and what's the best date of flight to reschedule

You may request a 6 month extension and look for return tickets within this extension period.

What can I do?

Possible, however you should act immediately to retract.

Can I Marry my boyfriend who is illegal/ out of status?

No, marriage alone should not result in deportation.

Can i apply?

Yes, you may start the process while outside of the US however you will need to re-establish domicile for affidavit of support purposes.

Based on the information provided, it is possible to request expedited processing. It is best to consult with an attorney for guidance.

Have you already applied? Expedited requests are very difficult to obtain. Unfortunately U Visa processing times are fairly long at this time....