To do Alt + H O U S on Mac in Excel, download and install Accelerator Keys, then press Option, followed by H, O, U, and S.
Command: Hide Sheet
This is how to do Alt + H O U S 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 O U S hides the current worksheet from view. The sheet tab disappears but the sheet and all its data remain in the workbook. Use Alt + H O U H to unhide sheets when needed.