Article ID: 2761257 - View products that this article applies to.
Assume that you access a Microsoft SharePoint Server 2013 document library through a computer that has Microsoft Office 2013 installed. When you try to upload multiple documents to the document library, the Upload Multiple Documents option is not available in SharePoint Server 2013.
Note The Upload Multiple Documents option is deprecated in SharePoint Server 2013.
To work around this issue, do one of the following to upload documents to the SharePoint Server 2013 document library:
Upload, create, or delete files in a library