Please Note: This article is written for users of the following Microsoft Excel versions: 2007, 2010, and 2013. If you are using an earlier version (Excel 2003 or earlier), this tip may not work for you. For a version of this tip written specifically for earlier versions of Excel, click here: Changing Excel's Starting Date.
by Allen Wyatt
(last updated October 10, 2015)
Excel allows you to choose which arbitrary date you use as the beginning point for date and time serial numbers. In the PC world, the default date is January 1, 1900. If you are working with Excel workbooks imported from the Macintosh environment, however, you will want to set the starting date to January 2, 1904—the default date used on the Mac.
To set which of these two dates is used, follow these steps:
Figure 1. The advanced options of the Excel Options dialog box.
ExcelTips is your source for cost-effective Microsoft Excel training. This tip (6249) applies to Microsoft Excel 2007, 2010, and 2013. You can find a version of this tip for the older menu interface of Excel here: Changing Excel's Starting Date.
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