If you only have one or two Approving Officer, choose the option of pre-defining AO. The benefit of doing this is for every new user you add to the leave system, they automatically will see and chose their Approving Officer without having you to do anything.
Step 1: Click on
Step 2: Click on
Step 3: Click on
Step 4: Select the Pre-defined AO
Step 4: Click on
Step 5: The following window will appear. Select the desired AO.
Step 6: Click on to save the selection.