need to redownload office 2013
This may be on a Certificate of Authenticity included with your computer or a product key card you purchased at a retail outlet. Once you put in that product key, you can then download the appropriate version and install with that same key. If you registered your copy of Office 2013, you don't even need the product key.Just visit office.microsoft.com, click Install Office, and then log in to your account to download it.Download Office 2013 From Microsoft Using Product Key | Into Windows. 82 Reply Leave a reply.his may be on a Certificate of Authenticity included with your computer or a product key card you purchased at a retail outlet. Once you put in that product key, you can then download the appropriate version and install with that same key. If you registered your copy of Office 2013, you don't even need the product key.