Add content and notes to a team in Microsoft Teams

You can upload files or folders directly to the Files tab or create a new file in any Team channel.

Upload a file or folder:

While in a channel, select Files at the top of the app, select Upload , and then choose the file, folder or template to upload.
 

Create a new file:

While in a channel, select Files at the top of the app, then select New . Choose to create a folder, Word document, Excel workbook, PowerPoint presentation, OneNote notebook, Visio drawing or Forms for Excel. You can also create a link to a website or file. 

To add an existing notebook to a channel, see Add a OneNote notebook to Teams.

You can upload files in the desktop or web app, and view them on your mobile device any time after that.