How to add task comments & attachments
Comment on a task to ask questions, provide extra information, or offer insight.
A task's comments will appear at the bottom of the right pane
The right pane holds the details of a task or Conversation.
The people tagged in the comment will receive a notification of your new comment or Inbox.
You can upload a file to any Asana task from the right pane.
To attach a file that you have saved on your computer, you have two options:
Click the Attach file button
Select From Computer and browse for the file
Drag & Drop:
Drag the file anywhere from your desktop and drop it on the right pane of the task.
Once you attach a file, it will appear in:
The attachments field of the task
The history feed of your dashboard