You can make changes to the application as this is the second chance that NTA is giving to all Candidates. You will be able to make changes to your 12th roll number. Login to the NTA website with your user id and password and then make the changes. Click on Save and Submit and make sure to take print out of the confirmation page. You might need it for the future.

Hi Savitha,

There is no need to be apprehensive about using the correction window. The authorities provide such steps after lot of consideration so there is no need to get worried. Correct your mistakes in application form and submit it again before 19th march.