To revoke a Transfer Certificate (TC) for a student in the EdPrime system, please follow these steps:

1. Go to the "Student" module and select "Student Certificate".
2. Click on "Transfer Certificate" to access the TC-related functionality.
3. On the Transfer Certificate page, fill in either the Scholar Number or Student Name to search for the student. Alternatively, you can click on the "+" symbol to explore more search options like Father Name, Class, and Section.
4. Click on the "Search" button to retrieve the search results.
5. Once you have the search results, look at the right side of the screen under "More Options".
6. Among the four symbols displayed, click on the last symbol (Revoke TC) to proceed with revoking the TC for the student.
7. Please note that the Revoke TC option is only enabled if the TC has already been generated for the student.
8. After clicking on the Revoke TC option, the TC will be revoked and its status will be updated accordingly.

By following these steps, you can revoke a Transfer Certificate for a student in the EdPrime system if the TC has been generated and the Revoke TC option is available.