To do Alt + H A N M on Mac in Excel, download and install Accelerator Keys, then press Option, followed by H, A, N, and M.
Command: More Accounting Formats
This is how to do Alt + H A N M 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 + H A N M opens the Format Cells dialog directly to the Number tab with Accounting format selected. This gives you access to additional accounting format options beyond the quick presets, including the ability to choose different currency symbols, adjust decimal places, and customize how negative numbers are displayed in your financial spreadsheets.