To do Alt + N N 1 on Mac in Excel, download and install Accelerator Keys, then press Option, followed by N, N, and 1.
Command: Line Chart
This is how to do Alt + N N 1 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 N 1 opens the Line Chart menu with options for standard line, stacked line, and 100% stacked line charts, with or without markers. Line charts excel at showing trends over time or continuous data.