Yes if the case is outside of normal processing you can do a service request.

No this shouldn’t prohibit entry into those countries.

It would be category C9 based on basis for filing.

Unless criminal charges were filed, it is unlikely.

Translations of all documents is required. Refer to the I485 form instructions for guidance.

The intention upon entry cannot be to marry and adjust status.

Your question is unclear so best to consult with an attorney to review your history.

There should be confirmation of DS260 submission and you can obtain the information there.

Yes you can contact the consulate for guidance.

Yes the bar would apply even if granted voluntary departure.