Hello,

I assume you're talking about JEE MAINS, so yes date for April session has been passed. And don't worry you can make any kind of. change (even your category but you have to submit the relevant Certificate). You have to pay an additional fee to make any kind of correction in your JEE MAINS examination form. JEE MAINS was scheduled to be held from April 27th to April 30th,For now April session has been postponed.

Here's the list of the details which can be changed or corrected-

1. Personal Details

2. Academic Details

3. Change of Paper (from paper 1 to paper 2)

4. Language of examination

5. Name, State of Eligibility, Date of Birth

6. Category

To know more details about the details which can be changed as soon as the correction window will open, please go through this link

https://www.google.com/amp/s/engineering.careers360.com/articles/jee-main-application-form-correction/amp

Good Luck.