What will happen at my child support modification hearing?

In a situation like this, you need counsel because not having counsel in a situation such as yours is rife for abuse by the payee and the court.

It depends on what the order says regarding finalizing the name change.

Listen you your attorney....................................

Have a child support violation has bank accounts seizure , Tax Warrants., Drivers License ,

An attorney is really the only way you will get better results.

My wife went in jail for attempted arson and endangering the welfare of a child my kids and hers to be exact

It is very rare for the DA to drop charges based upon your request. That being said, you may lose the OOP if it is based upon the charges.

Is a notarized prenuptial agreement a valid legal document that will hold up in a court in NYC?

I very much doubt an online document is going to be sufficient to protect you. Speak to an attorney.

Do I have any case for a threat that was found and carried out?

It sounds like they are withhold the children from you which is neither a threat nor an attack. In this case, the best thing you can do is get over...

This is a question for an immigration attorney.

If the parent who is paying child support receives a lawsuit are his children entitled to a %?

No.......................................................but you can go after him for A) arrears and B) possibly an increase in child support. Do...

I received the judgement of divorce in New York State. When can I think of getting remarried?

Once you receive the judgment you can remarry whenever you choose.