To do Alt + H + F + P on Mac in PowerPoint, download and install Accelerator Keys, then press Option, followed by H, F, then P.
Command: Format Painter
This is how to do Alt + H + F + P on Mac in PowerPoint with Accelerator Keys, the native ribbon and alt key shortcut solution for Mac users who get more done with PowerPoint.
Alt + H + F + P activates the Format Painter tool in PowerPoint. First select an object or text with the formatting you want to copy, then use this shortcut to pick up that formatting. Click on another object or select text to apply the copied formatting. Double-click Format Painter to apply the same formatting to multiple objects.