In order to Update or delete a staff, First we have to search the staff.
Select the staff type of the staff from the drop down whose data has to be updated or deleted.

Update Staff Information.

Upon selecting the staff type the list of staffs with the staff type selected will be displayed as shown below.

Click on edit button to Update the staff details.

Upon clicking edit button the staff details page will be displayed as shown below.

Edit/update the staff information and finally click on Update button.

Upon clicking Update button a success message of update will be displayed as shown below.

Deleting Staff

 Select the staff type of the staff whose data has to be deleted.

List of all the staffs of the selected staff type will be displayed.

Click the delete button against the staff whose data has to be deleted.

Upon clicking delete a confirm panel will be displayed as shown below.

Click on Yes if you really want to delete the staff.

Upon clicking Yes, the staff will be deleted and success message of deletion will be displayed as shown below.