Hi Nikhil

This is Ritika..

Eligibility criteria of jee advance 2019 is given below.

A candidate should have appeared for the Class XII (or equivalent) examination for the first time in all the subjects in either 2018 or 2019.

The candidates whose Class XII (or equivalent) examination Board results for the academic year 2016‐17 were declared after June 2017 are eligible.

So that's all....

Hope for the best..All the best for your future.

Hope My answer is satisfactory to you .

Thank you