It might be best to find a new attorney. Consult with and hire another attorney before firing your current attorney. As to a refund, if a written...

File for fee dispute arbitration or a lawsuit. The State Bar ethics department does not work on obtaining refunds.

You can file for fee dispute arbitration or a lawsuit.

Your fired attorney should no longer bill you. And you can have your new attorney contact the former attorney. An attorney may not contact you...

Obtain a wrongful termination attorneys. Use the Avvo search tool to find an attorney. https://www.avvo.com/find-a-lawyer

It can be a few weeks to send the attorney an investigation letter. A couple months to get a response and a few months to do the initial analysis.

Filling out forms and research is not UPL, but giving advice in the forms or what to do with the research may be.

You can get onto the courts calendar to show your proof.

This is a complex situation for which an attorney may be necessary

You may be able to bring this up to the court to get relief with proper proof.