First, navigate to the Dashboard tab and select the desired platform by clicking on the drop-down Platform filter and choosing the appropriate option.

Select the desired account(s), account group, and/or date range from the filters menu, and then hit "Customize."

From here, you can fully customize what metrics are displayed and how:

Next, drag and drop or resize metrics to emphasize those that matter most to you and keep an eye on your most crucial KPIs.