Hello,

JEE Main 2021 correction window is available till January 30, 2021. It is not clear if you can change or correct the Identity type and indentification number. You can only correct/edit limited fields such as candidate's name, father's name, mother's name, date of birth, education details, category etc. We recommend you to please login in the candidate portal through correction link and check if you can correct the identification number and identity type. If you can make the correction then you may do so and submit the application form. Correction facility is a one opportunity for a single session please ensure that all the details are correct. If there is any incorrect information there are chances that your candidature may get cancelled.