For JEE MAINS there are maximum number of 3 attempts which are three consecutive years. The first attempt is accounted on the year of 10+2 i.e., for you the first attempt is accounted as 2021, after that 2022 and 2023. So you can only attempt in this three years. Apart from this, for JEE ADVANCED there are maximum number of 2 attempts which are two consecutive years. he first attempt is accounted on the year of 10+2 i.e., for you the first attempt is accounted as 2021, after that 2022. For JEE ADVANCED you are only eligible for the 2021 & 2022.

For more information regarding JEE MAINS you can visit:

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

For more information regarding JEE ADVANCED you can visit:

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

I hope this helps.