Hi,

These are some key points for preparation of jee mains:

1: Kindly make a time table or daily plan for study and follow it regularly.

2: Understand the basic first than go for advance question and concepts.

3: Follow ncert for deep driven knowledge of every concepts.

4: Do some practice paper and previous year paper regular. It gives you the knowledge of which types of question is asked.

5: Practice makes many perfect. Always practice and don't give up.

For more detailed information. Kindly go through this link:

https://www.google.com/amp/s/engineering.careers360.com/articles/how-prepare-for-jee-main/amp

I hope it helps you.

Happy learning!!