How long does it take the I-751 jointly file an application to finish under the officer review timeline?

USCIS takes as long as it wants. If you believe that you have waited long enough, consult with counsel in your jurisdiction about an APA/mandamus...

I moved your question to criminal defense.

Due to COVID, it is my understanding that the ASCs will not accept walk-ins without an appointment.

How long is the process if a us citizen marries a immigrant?

LPR status can be obtained via a bona fide marriage to a US citizen. However, it is generally a bad idea on a public forum to state that “I...

Can an DUI from 6 years ago effect your naturalization?

Assuming there are no other convictions or bad acts within the last five years, the DUI conviction is now outside the statutory good moral...

Domestic travel should be okay. I-539 applicants may remain in the US while the form remains pending.

I know you can go abroad for 6 months or less with green card, but is that annually? Since the day you get your green card?

Generally, a LPR should not remain outside the US for more than 6 months per trip. If there are multiple trips lasting approximately 6 months that...

Can I file another I-539 if I already have one pending?

The validity of the visa is not relevant. The period of authorized stay is determined by the I-94. If you have a I-539 pending, you may submit an...

What could happen with my spouse case

This sounds more like a criminal defense issue, than an immigration issue. So I moved it in the hopes that you receive better answers.

What options we have to convert B1/B2 visa to other visa for longer stay?

If there are appropriate grounds, your parents may seek to extend their current period of authorized stay by filing I-539.