Hi there

In order to answer your query, I would say first of all its quite good you have set your aim for this ambitious examination. That being said there are a lot of technicalities which you must know while appearing for the same.

You should definitely consider the following:-

1. Check the latest eligibility criteria before starting preparation to ensure you can sit for the same.

2. Check out the dates of application forms, like when they are going to be released and the last submission date. During preparation it's natural to lose track of such stuff which later on could prove to be a blunder

3. Check the latest syllabus for the exam and start yourself getting well versed with the concepts of it.

4. Start giving enough mock papers along with past year papers to analyse what standard your current preparation is.

5. Check out the articles or videos of people who have aced this exams to know any good tips and tricks while preparing. Doing these steps will boost your preparation

I hope this answer helps; best wishes