Hello Aspirant....

There is not anything matters when you are giving jee main aur advanced that either you are average or topper person you have to keep your concepts clear.And you are also having two chances  next year.

You make to sure your concepts are clear of every bit because you are having desire for NIT warangal which means very good marks or say percentile that is nearly 94-100 percentile.

You have to stick to the concept of 11th and 12th thoroughly and you have to read all the ncert books and try to do solved questions atmost and atleast try unsolved question miscellaneous type ones.

time management plays major part in exam practice as many questions possible before exam and appear for test series which will help you for the exam.

And practice as many question of MCQs from materials you have.

If you have question banks of coaching institutes FIITJEE,ALLEN,BANSAL because they have very good questions in there banks.

AND MAKE YOUR CONCEPTS CLEAR AND PRACTICE AS MANY QUESTIONS POSSIBLE OF 11th AND 12th AND MAINLY NCERT.

https://engineering.careers360.com/articles/how-prepare-for-jee-main

You must follow these simple steps:-

1. Check out the syllabus and structure your preparation, made a plan on how you're going to cover the syllabus.

The best thing to help you in this is coaching material from some good institute. They have their material prepared according to the need of the Exam.

2. When the plan is ready,make a schedule. Remember timetable matters a lot for this one year. Be ready to give at least 6 hours per day for the preparation.

3. Solve the questions from question banks and previous year JEE papers.

4. Repeat these steps. Follow --> Learn --> practice.

5. Also keep on revising the stuff every third week. It is also a very crucial step in your preparation.

Thank you.

Links:-

https://engineering.careers360.com/articles/how-prepare-for-jee-main

https://engineering.careers360.com/exams/jee-main

https://engineering.careers360.com/exams/jee-advanced

https://engineering.careers360.com/articles/jee-main-syllabus

Comment if you have any doubts.