NTA only opened the correction window on March 13th.It will stay open until March 19th. This is mostly useful for students from Jammu and Kashmir who filled the applications offline to make any corrections. NTA just reopened the correction facility. You can utilise it too if you have any corrections to make to your application. Or else you can leave it that way. You have to login to NTA website with your user id and password and make corrections to your application form. For any help or guidance during counselling, use our MBBS Companion: https://www.careers360.com/mbbs-companion