Hello

Yes, you can definitely attempt jee main 2023

This is because,

One can give JEE Mains entrance examination for a maximum of 3 consecutive years starting from the year of appearing 12th board examination.

Now,

your year of appearing for 12th board examination is 2021

So , with 2021 as 12th board exam appearing year you

• Were eligible for jee main 2021

• eligible for jee main 2022 and

• eligible for jee main 2023

For details visit,

https://engineering.careers360.com/articles/jee-main-eligibility-criteria

When it comes to jee advanced then,

One is eligible for JEE advanced examination for a maximum of two consecutive years starting from the year of appearing for 12th board examination.

Now, your 12th appearing year is 2021

So, being appearing for 12th board examination in 2021,

• you were eligible for JEE advanced 2021

• eligible for JEE advanced 2022

Thus, you are not eligible for JEE Advanced 2023 .

You can check detailed eligibility criteria of JEE advanced by visiting our page the link for the same page is provided below

https://engineering.careers360.com/articles/jee-advanced-eligibility-criteria

To prepare well follow the given below tips for jee :-

• Go well through the chapters and focus on concepts

• practice  chapterwise mcqs/ questions

• Do revise as the syllabus is wide .

• solve at least previous 10 year jee main question papers as concept behind the question often gets repeated in the examination so it will be of great help in your preparation  ,

• go through mock test papers as it will let you know your preparation level and and weak areas so that you can work on them and perform well in your examination. To preparw well you can go for jee main knockout :- https://learn.careers360.com/knockout-jee-main

Thank you