How long is USCIS taking to transfer approved petition to NVC in recent days?

I would expect 3-6 months. But, have been surprised by some cases going faster. But. then ... don't expect the NVC to be quick once they have...

Extension tourist visa, affidavit of support?

Be careful, if she has a US bank account as a TOURIST .... you've got lots of explaining to do. Also, don't get 'greedy' with the request ......

Filing appeal and new i 485 at the same time

It was a mistake and a waste of money to file an appeal. Since the denial was issued in May and CIS is basically closed down ... your 2nd I-485...

If you two are currently in different countries, it is understandable that you two are apart. If you are in two different states ... please...

Can I do H1-B change of address on current H1-B restrict by Trump administration?

Yes, the employer's lawyer can do the changes. Remember that you, the employee, can NOT be filing H papers.

Are you the employee? If so, why are you responding to the RFE? It isn't "your" H-1B those papers are the property, and responsibility, of the...

It means that there's something wrong with your medical exam. When did the doctor sign it? When did you file it?

No, you don't need to have your foreign passport at the interview.

Family based immigration?

Go ahead and file the I-130 ... then they will have to wait overseas for 10-20 years depending on their nationality.

COS from h1 to F1 and h1 transfer?

Have the new employer file the transfer and you can concurrently file to withdraw the COS.