To search for and edit exam marks distribution, follow these steps:

1. Go to the Examination Module in your system.
2. Click on "Marks Distribution" to access the marks distribution section.
3. Select the appropriate parameters such as Term, Exam, Class, and Subject Criteria.
4. Click on the "Search" button to retrieve the exam marks distribution matching your criteria.
5. Once you have the search results, locate the specific exam marks distribution you want to edit.
6. Click on the pencil icon or edit button under the "Action" column.
7. Make the necessary changes to the marks distribution, such as adding or modifying criteria and associated marks.
8. If needed, you can use the plus sign (+) to add multiple criteria and marks, or the delete symbol (-) to remove any unwanted criteria and marks.
9. After making the required modifications, click on the "Submit" button to save the updated exam marks distribution.

By following these steps, you will be able to search for and edit the exam marks distribution in your system. This allows you to customize and manage the criteria and marks assigned to exams, ensuring accurate assessment and evaluation of students' performance