hello aspirant,

YES, you can make the corrections in your NATA application form and can withdraw your First attempt that you don't want to give, when the correction window for the NATA open up.

Further, follow the below procedures to make the corrections in your NATA application window :

1. Open the official link of NATA at nata.in.
2. On the available home page, click on the link, which says “NATA 2021 Correction”.
3. Click on the link and complete the login procedure.
4. Once it is done, make the changes in the application form and click on submit.

Further, if you wish to know more additional details and information regarding the NATA exam forma and exam updates, you can follow the below mentioned link to know more about them : https://engineering.careers360.com/exams/nata

i hope that this will help.