Hey!

For preparing CLAT exam you should be aware about the complete syllabus,exam pattern and types of questions asked in exam.

Though it totally depends on you that  when you should start current affairs but it will be more fruitful if you will read the current affairs on daily basis by means of newspaper as it will help you to make your general knowledge part strong.

To know how to prepare for this exam in an effective way you can visit this link: https://www.google.co.in/amp/s/law.careers360.com/articles/how-prepare-for-clat-without-coaching/amp?espv=1

All the best!!!