Share a file
Sometimes words aren't enough, and you need to post a file to a channel conversation.
In your channel conversation, click Attach
under the box where you type your message.
Select from these options:
Recent
Browse Teams and Channels
OneDrive
Upload from my computer
Select a file > Share a link.
If you're uploading a file from your computer, select a file, click Open, and then Send
.
You can always see all the files you post to a channel by going to the Files tab.
