How do I find which Excel 2007 Service Pack was installed on my computer? Mohamad November 30, 2012 20:02 Follow You can determine the version of Microsoft Office 2007 as follows: Find the Office Button in Excel and click Excel Options. In the Microsoft Excel Options dialog, select Resources and click on the About button. The About Microsoft Excel dialog box reports that a service pack has been installed. The letters SP with a number after the version number are displayed, for example SP3.