AR refers to indicators that are used for the Annual Reporting. The information you will be asked to fill in the AR section depends on the Type of Output you have selected previously (Edit section of the Output).
Note that this function is not visible to all MEL users as it is specific to some centers
To start click on Edit AR Indicator beside the Output under Actions (1).
A window will open and will ask you to fill in the boxes, depending on the type of output selected (2,3,4,5,6,7).
Frameworks and concepts (2), Tool (3), Value Chain Assessment (4).