You can start your preparation. You can consider below points for your preparation

1- Analyse your strengths and weaknesses:

Analyse your strong as well as weak suits in the respective areas (namely quant, verbal, logical reasoning, data interpretation) and ideally, start with the preparation of your weak areas and focus on making them your strong areas. Follow the five crucial steps listed below in the suggested order for sure-shot results:

• Begin with the solved examples in the book
• Then move onto the unsolved examples
• After you are well versed with the examples in the book, test yourself further by taking as many mock tests as possible to get used to this Computer Based Exam(CBT)
• Finally resort to previous years' CAT papers and monitor your progress
• Thereafter, practice and practice and practice more

2- Be thorough with your fundamentals

3- You need to put more work into your verbal section this year

4- Get well-versed with the paper pattern

5- Practice your shortcuts

Good Luck!!