Article ID: 2405735 - View products that this article applies to.
When you try to install Microsoft Office for Mac 2011, you receive the following error message:
This software requires Mac OS X version 10.5.x or later.
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This behavior can occur if you do not have the latest MAC OS update installed.
Office for Mac 2011 requires Mac OS X 10.5 Leopard, or a later version, and an Intel processor.
To resolve this issue, follow these steps:
Step 1: Quit all programs and close all windowsYou must quit all applications before you begin Office for Mac 2011 installation. To quit an application, select the application on the toolbar (top), and then select Quit. If you cannot quit an application or do not know how, hold down the Command and Option keys, and then press Esc on your keyboard. Select the application in the "Force Quit Application" window, and then select Force Quit. Click Force Quit to quit the application.
Note You cannot quit Finder.
When you are finished, click the red button in the upper-left corner.
Step 2: Make sure that the computer meets the minimum system requirementsTo determine whether your computer meets the minimum system requirements for Office for Mac 2011, follow these steps:
Step 3: Install the latest Apple update
For more information about how to obtain Apple updates, visit the following Apple website:
For more information about Office for Mac 2011 system requirements, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/2581812/[anySimpleType]/ )Microsoft Office for Mac 2011 system requirements
For more information about updates, visit the following Apple website:
Article ID: 2405735 - Last Review: June 21, 2014 - Revision: 7.0