While you had to Cannot log on after changing keyboard settings, you can now just configure it.

All you have to do is:

• Open control panel
• open the regional and language options
• go to the advanced tab
• Activate the "Apply all settings to the current user account and to the default user profile"
  
• Press Apply or OK, log off and you will see that the keyboard has the layout you wanted...

The same solution is valid for Windows XP.

It can be very annoying if the "auto completion" method not not available in the Windows XP Dos Prompt (read: command prompt).

If you type: cmd /f  it will be activated for the current session.  If you want to activate it on a pc (or change the key which is by default TAB), then visit the link.

How To Use Automatic Completion with a Command Prompt in Windows XP