On Windows
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Open any Office application, such as Word or Excel, and create a new document.
Note: We use Word in the example below.
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Choose File in the top left corner, and then select either Account or Help from the list on the left.
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Under Product Information, you'll see your Office product name and, in some cases, the full version number.
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1 - Product name, such as Office 365 ProPlus or Office Home and Student 2016
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2 - Full version number, which starts with 15 for Office 2013 or 16 for Office 2016.
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If the full version number doesn't appear here, choose About Word. A dialog box opens, showing the full version number and bit version (32- or 64-bit) at the top.
On Mac
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Open any Office application, such as Word or Excel, and create a new document.
Note: We use Word in the example below.
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Go to the Word menu and choose About Word.
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In the dialog box that opens, the version number appears in the middle (Office for Mac 2016) or in the top left (Office for Mac 2011).
Still not sure?
If the steps above didn't work for you, you're likely using an older version of Office. To learn what version you have, see Find details for other versions of Office.
