To do Alt + N M 2 on Mac in Excel, download and install Accelerator Keys, then press Option, followed by N, M, and 2.
Command: Map Chart
This is how to do Alt + N M 2 on Mac in Excel with Accelerator Keys, the native ribbon and alt key shortcut solution for Mac users who get more done with Excel.
Alt + N M 2 opens the Map Chart menu to create geographic visualizations. Map charts display data across regions, countries, or custom geographic areas, using color intensity to represent values for powerful location-based data analysis.