An H1B cap petition approval may travel abroad and permitted to return on H4 visa before Oct 1.

USCIS will issue an RFE for I693 medical examination and vaccination.

Correct the name on LPR by filing I90 again. Filing for N400 use your correct name. Good luck.

There is no immigration issue in your question, and it has been transferred accordingly.

The format, computer downloaded may be unacceptable format for document requested. Contact NVC case inquiry ASAP for your application status. It...

Probably yes. It is best to stay away from government institutions and jails. The officials will ask you for a valid acceptable identification.

On approval of the I131, theoretically reentry after departure may be allowed subject to the normal scrutiny at POE.

I agree with Attorney Behar. You have a complex case. It may best be resolved by speaking to a local attorney.

Your question is confusing on three grounds. First, USCIS may question your second wife statement. Second, if your kids already have GCs, they may...

Yes, for AOS, if your sister is eligible and she has a PD that is current.