Unzip admin-trim-interface.zip inside the /wp-content/plugins/ directory for your site (or install via the built-in WordPress plugin installer)
Activate the plugin through the 'Plugins' admin menu in WordPress
Click the plugin's 'Settings' link next to its 'Deactivate' link (still on the Plugins page), or click on the Theme -> Admin Trim Interface link, to go to the plugin's admin settings page. Customize the settings to selectively remove admin interface elements.
Requires: 3.1 or higher Compatible up to: 3.3.2 Last Updated: 2010-9-27 Downloads: 22,387