Hello Aspirant

Even if you have never appeared for JEE Mains, you can still wait 1 year and appear for JEE Mains in 2023.

There is no age limit for the candidates appearing for JEE Mains. The candidates who have passed the class 12/equivalent examination in 2021, 2022, or appearing in 2023 irrespective of their age can appear in JEE (Main) – 2023 examination. You can appear in the JEE Main exam for three consecutive years.

The Eligibility criteria for JEE Advanced is:

1. As per 2022, For JEE Advanced the candidates should have been born on or after October 1, 1997. However, SC, ST and PwD candidates will get a relaxation of 5 years (born on or after October 1, 1992).
2. The maximum number of attempts that the candidates can attempt JEE Advanced is two times in two consecutive years.

You can go through the links given below to know the complete eligibility criteria of JEE Mains and JEE Advanced:

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

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

Hope this helps.