Hello,

You can make changes in personal details, academic details, examination center now etc.Due to technical issue or network problem you might be facing problem.Once login with your credentials and try making changes in your class 12 details.If you still face the issue kindly contact neet@nta.ac.in (mailto:neet@nta.ac.in)

If your details are incorrect at the time of counselling your candidature will be cancelled, so you need to specify correction details in the online application form.