How to Do Alt + M U S on Mac in Excel (Easiest Way)

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Quick Answer

To do Alt + M U S on Mac in Excel, download and install Accelerator Keys, then press Option, followed by M, U, S.

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Command: Sum

Step-by-Step Guide

  1. Download and install Accelerator Keys (14-day free trial, no credit card required).
  2. Follow the simple on-screen setup instructions (just a few clicks).
  3. Press the Option key (works like Alt on Windows).
  4. Press M, U, S to complete the shortcut.

This is how to do Alt + M 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.

What Does Alt + M U S Do in Excel?

Alt + M U S inserts a SUM formula in the selected cell. Excel automatically detects adjacent cells containing numbers and creates a SUM formula to add them together. This is one of the most commonly used functions for quickly totaling columns or rows of data.

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