To do Alt + M F on Mac in Excel, download and install Accelerator Keys, then press Option, followed by M, F.
Command: Insert Function
This is how to do Alt + M F 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 + M F insert Function opens the function wizard to help you build formulas. You can search for functions by name or browse by category.