...

Before You Start

What is a MAC address?

All computers have a unique numerical identifier called a MAC or Ethernet address that lets computer networks direct data traffic to the correct computer. This document will guide you through finding your MAC address on an Apple OS X computer.

Image Removed

Step 1.

information is useful to have for troubleshooting purposes, particularly for issues relating to WiFi connection.

Instructions

1. Click on the Apple icon

...

1. in the top left corner of

...

1. your screen and select

...

1. System

...

Image Removed

Step 2.

This will open the System Preferences window. From here you should select the Network icon.

Image Removed

Step 3.

This will open the Network window. Select the device you wish to find the MAC address of from the panel on the left. The most common ones are Ethernet (physical connection) and Airport (wireless).

Finding your MAC address in OS X Page 2 of 2

Image Removed

Step 4.

Once you have selected your device click on the Advanced button.

Image Removed

Step 5.

You will now see the Advanced settings window. Click on the Ethernet tab and make note of the Ethernet ID. This sixteen

digit number (with colons) is your MAC address.

...

1. Settings.

2. In the left pane of the System Settings window, click Network.

3. Click Wi-Fi.

4. Scroll down in the right pane and click Advanced…

5. Your MAC address will be displayed. The address is usually a combination of numbers and letters with colons.

   1. Example: e0:b5:5f:ea:fb:da

Support