Good Day Aspirant..

Because you passed your intermediate in 2020, according to the Jee Advanced eligibility rules, your final try will be in 2021. As a result, the two years for Jee Advanced will be 2020 and 2021. If you did not take the Jee Advanced 2020 exam, you can take the Jee Advanced 2021 exam. As a result, you will not be able to take the Jee Advanced 2022 exam. Candidates who completed their 12th grade in 2021 are eligible to take the Jee Advanced 2022 exam.

For further information, go to this page. http://engineering.careers360.com/articles/jee-advanced

Good Luck