To do Alt + L N on Mac in Excel, download and install Accelerator Keys, then press Option, followed by L, N.
Command: Spinner (Form Control)
This is how to do Alt + L N 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 + L n inserts a Spinner form control. Spinners provide up and down arrow buttons that allow users to increment or decrement a numeric value. Link it to a cell to capture the value, useful for adjusting parameters in models and dashboards.