To do Alt + h l h e on Mac in Excel, download and install Accelerator Keys, then press Option, followed by h, l, h, e.
Command: Highlight Cells Equal To
This is how to do Alt + h l h e 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 l h e creates a rule to highlight cells that equal a specific value. You can choose the highlight color.