Hey,

The National Testing Agency (NTA) has extended the deadline for paying NEET application fees to August 15, 2021. Candidates who have not yet paid the cost for the NEET application form 2021 can do so using the link below until the deadline. On August 14, the National Testing Agency (NTA) stopped the NEET 2021 application form correction session until 2:00 PM.  Since August 11, the NEET application form modification facility has been available at neet.nta.nic.in login 2021. As the application date has been passed, you cannot apply for NEET 2021. You can apply for NEET in 2022 only now.

Know more about it over here: https://medicine.careers360.com/articles/neet-application-form