How to upload and share files

Attach a file from a channel

1. In a channel, under a message box, select Attach files. Select how you want to attach it:
   
   - Recent: Attach recent files.
   - Browse Teams and Channels: Attach files from a team or channel.
   - OneDrive: Select single or multiple files from a OneDrive for Business account.
   - Upload from my computer: Upload files from your device.
   
   
2. Select a file > Open.
   If you'd like, add a message and @mention someone in your post.
3. Select Send.

Upload a file to the Files tab

Every channel has a Files tab. You'll find everything that's been shared there.

1. Select Upload > Files or Folder.
2. Choose your files.

Demonstrative video