Office 2008 was followed by Microsoft Office for Mac 2011 released on October 26, 2010, requiring a Mac with an Intel processor and Mac OS version 10.5 or later. Office 2008 was the last version of Office for Mac to support Mac OS X Tiger and Macs with a PowerPC processor as well as newer Macs with Intel processors. Excel for Mac 2011 and later, this process.Ībout Solver for Excel 2011 for Mac Microsoft Office 2008 for Mac is a version of the Microsoft Office productivity suite for Mac OS X It supersedes Office 2004 for Mac and is the Mac OS X equivalent of Office 2007 Office 2008 was developed by Microsoft's Macintosh Business Unit and released on January 15, 2008. Loading solver for the Mac differs a little depending on the version of Excel being used. To use the Solver Add-in, however, you first need to load it in Excel.