change keyboard

Change resolution, orientation, format, and name of your images.

Change the MAC (Media Access Control) address of your network hardware.

Change the Windows 7 boot animation and text.

Keyboard/mouse/WinLIRC/joystick shortcuts and many useful commands

change many options of a MPEG2 Elementary Stream without re-encoding.

Change resolution temporarily or permanently with command line switches

Change the background periodically and everything automatically ...

Change the background image periodically with the search engine of Microsoft

Change Wallpaper Timely, with shuffle you will have a new wallpaper every login.

Change password via the Windows command line.