I am using Ubuntu 11.10 ( I reverted back from 12.04 to 11.10 because of stability issues). I would like to know is it possible to change the location of the password field in the login screen ?
Options for 11.10
The layout of the login screen is controlled by the greeter package (plugin) for LightDM; the default with the left-side layout is unity-greeter. There's no way to modify unity-greeter to do what you want short of changing the source code, but it's easy to get centered layout with these alternative greeters if you don't mind the slightly simple design:
1. Use the gtk-greeter:
2. Switch to GDM for a similar layout to (1):
Best tutorial I can find, but so far it has only been tested for Karmic.