Adding and deleting notes on files
1. On the file preview screen.
2. Select the notes button.

3. Enter comment.
4. Click post.

To notify users of your comment, press the "@" symbol and start typing the user's name, this will also add them to your comment.
You can @mention any user with access to the project.
To delete a note, click the bin icon located next to the note. Only the original poster or admin user can delete notes.