If you wish to remove an update, locate the update you wish to remove under My Updates. Select the down arrow located in the right hand corner of the update you wish to remove. Select 'delete this post.'
A window will appear asking, Are you sure you want to delete this post?
Your update will be deleted from the My Updates page.
If you wish to remove a comment you left for a particular update, locate the comment in question, and down arrow located in the right hand corner of the update in which you commented on. Select 'delete this comment.' window will appear asking you Are you sure you want to delete this comment? Click OK. Your comment will be deleted.