If you want to never see a widget on your WordPress Dashboard ever again, just head over to the top where it says “Screen Option”, then simply un-tick the ones you don’t like.
That’s Zen Therapy right there. These preferences are saved on a per-user basis.
But what if you don’t want certain widgets to show up, because your client gets confused by all the dashboard clutter? I know I do!
Help is at hand: you can use a couple of neat functions in your theme (or plugin) so certain widgets never even show up. Let’s see how this works.