Hello aspirant

Yeah there is option for changing your category and subcategories.

You will have to  upload the EWS category certificate in documents section for claiming the reservation, Otherwise it will be not valid.

You can also correct your personal details and image if you have uploaded in wrong format.

Every Candidates should complete neet phase-2 registration to get their results and to further participate in counseling.

You can check various details about neet phase-2 registration from the link below

https://www.google.com/amp/s/medicine.careers360.com/articles/neet-application-form/amp

You can use our college predictor tool for knowing personalized results of getting mbbs BDS college at your expected marks

https://medicine.careers360.com/neet-college-predictor

hope I may have resolved your query.

All the best