Step 1: Click Fees and select
(a) Define New Fees, i.e. if you are creating a new fee
(b) Maintain Fees, i.e. if you are editing an existing fee.

Step 2: Scroll down to the Description Section and beside Load Image, click Choose File.

Step 3: Browse and select an image from your files. The image preview will display in the box on the right.

Step 4: Click Update or Add New Fee Definition at the top/bottom of your screen once satisfied.