** Minimal Build Require for this function is 4.6 Update 1 (29178) or higher **
The default currency value for the Operations Manager is in USD, displayed as "$"
Finally, in the center of your screen, make the changes using your preferred value. Then click "Apply". The changes will be reflected in the UI as well as in your reports.
*Please note, whatever value you place in that field is the value that will be displayed. i.e., typing EUR will not result in "€" If you would like see €, use €.