Co-author in a Skype for Business meeting or conversation - Microsoft Support

Note: The co-authoring feature is turned on by default but the tenant admin in your organization can turn it off. If you don’t see the feature as described here, contact your tenant admin.

Word, Excel, OneNote, PowerPoint or other Office file that you want to edit (this file must reside on your OneDrive for Business site).

OneDrive for Business ( What is OneDrive for Business? )

Microsoft 365 with the Skype for Business 2016 (or later version) desktop client ( Which version of Office am I using? )

Co-author in a meeting

A link to the file automatically appears in the chat window so external users or those connected through the Skype for Business Web App can participate.

The file opens in your meeting window where all participants can begin editing.

Select the file you want to edit. You must choose something from your OneDrive for Business folder. If you try to choose a file from your local machine or some other fileshare, you’ll see this message:

Click OK to acknowledge the message that you’re about to grant everyone in the meeting access to your document.

Once everyone’s in the Skype for Business meeting, click the Present Content button .

Co-author in an IM session

From your IM session, click the Present Content button .
Click Co-Author Office Doc.
Click OK to acknowledge the message that you’re about to grant everyone in the meeting access to your document.
Select the file you want to edit. You must choose something from your OneDrive for Business folder. If you try to choose a file from your local machine or some other fileshare, you’ll see this message:
The file opens in the cloud version of the appropriate Office app (Word for Word documents, PowerPoint for PowerPoint documents, etc.) where all participants can begin editing.