XdN Tweaker is a free tweaking program for Windows XP, Windows Server 2003, Windows Vista, and Windows Server 2008.

XdN Tweaker is a system tweaking program that allows you to customize various settings. Among other things, you can turn off the Vista UAC prompts, add right-click options to take ownership of files and folders, make Windows Explorer remember folder views, tweak Internet Explorer settings, remove the splash screen from Windows Mail, disable Windows Media Player, remove right-click commands and more.

Features:
* Changes the number of Folder views Windows saves.
* Resets the folder views Windows has saved.
* Add/Remove classic Windows 2000 user control panel icon.
* Disable/Enable ATI Catalyst Control Center right click on Desktop
* (only for use if you have an ATI video card and have the Catalyst Control Center installed).
* Disable/Enable "SendTo" right-click menu.
* Allows you to adjust and tweak TCP/IP settings.
* Disable/Enable ZipFolders.
* Disable/Enable the Outlook Express/Windows Mail splash screen.
* Put the File menu above the Back/Forward buttons in IE7.
* Remove or Replace the Search box in IE7.
* Disable/Enable User Account Control prompts under Vista.
* Disable/Enable the "- Shortcut" text under Vista.
* Attempt to force Vista to better save folder views.
* Disable/Enable Windows Media Player Explorer context menus.
* Add/Remove "Take Ownership" to right-click menus under Vista.
* Disable/Enable the Documents item on the Classic Start Menu.
* Changes "Delete" to "Search" on Recycle Bin.
* Turn off the annoying full screen "black" UAC prompt.
* Add/Remove the Network Connections icon to Control Panel

(XP/2k3:)
* Enable Classic Search in Explorer and Internet Explorer.
* Disable/Enable Shutdown Reason dialog under Server 2003.
* Disable/Enable Windows scanning AVI files for thumbnails.
* Remove/Restore hidden ASPNET user that prevents auto login.
* Add "Tweak UI" icon to Control Panel (if installed).

The license of this software is Freeware, you can free download and free use this system optimizer software.