According to the GATE guidelines, once you've submitted your application, you cannot change your caste category. However, you can request a correction during the specified "Correction Window" period.

*Correction Window:*

Typically, GATE organizing institutes open a correction window (around 1-2 weeks) after the application deadline. You can expect an announcement on the official GATE website regarding the correction window.

*Eligibility for Category Change:*

To change your caste category from General to OBC, ensure you have a valid OBC certificate issued by a competent authority.

*Steps to Request Category Change:*

1. Wait for the correction window announcement.

2. Log in to your GATE application portal.

3. Look for the "Edit Application" or "Correction" option.

4. Update your caste category to OBC.

5. Upload your valid OBC certificate.

*Important:*

- Verify the correction window dates and guidelines on the official GATE website.

- Ensure your OBC certificate is valid and issued within the specified date range.

- Changes are subject to verification and approval.

*Contact GATE Authorities:*

If you have concerns or doubts, reach out to the GATE organizing institute's helpdesk or email:

- GATE Official Website: (link unavailable)

- Contact Email: mailto:gateoffice@iitkgp.ac.in

- Helpline Number: +91 3222 282 768

Stay updated on the correction window and follow the guidelines carefully to ensure a successful category change.

Yes, you can usually change your caste category from General to OBC in the GATE exam if you have a valid OBC certificate, but only during the designated "edit window" which is typically available for a limited time after the initial application submission the last date to submit edited form is 6th November 2024.make sure to recorrect it before the deadline.it is free of charge the only chargeable section in gate correction window is name and DOB charges to change it is 500 indian rupees.