Can I change my contested divorce to a noncontested divorce

Yes you are allowed to change your mind, and withdraw your answer in New York State at least where I practice law.

Just because you filed an Answer doesn't mean you and she can't work out an agreed decree.

For educational purposes only. No attorney-client relationship was created by this communication.

Only if the other side agrees.

Disclaimer: The response given is not intended to create, nor does it create an ongoing duty to respond to questions. The response does not form an attorney-client relationship, nor is it intended to be anything other than the educated opinion of the author. It should not be relied upon as legal advice. The response given is based upon the limited facts provided by the person asking the question. To the extent additional or different facts exist, the response might possibly change.