How do I install KDE and retain LightDM as a login manager?

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Since Ubuntu 11.10 Oneiric, LightDM replaces GDM as the default display manager.If you want to manage lightdm you can use Simple LightDM Manager.Currently this tool only supports chaging background and logo (...)Read the rest of Simple LightDM Manager (53 words)

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LightDM the new display manager for Ubuntu 11.10 Oneiric, comes to replace the old GDM, LightDM is known as a ligher and more customizable one.With the arrival of Ubuntu LightDM 11.10 Oneiric also came many new mockups, one of them was made ​​famous by Robert Handmaids, a Canonical developer who created a 3D animation of the LightDM.

I’ve written a tutorial about enable numlock lamp on Ubuntu login screen. It’s convenient when typing numbers while at login.

In Ubuntu lightdm log-in screen, guest session can be logged in without a password. Although guest gets lower privilege and can’t run sudo command, you can remove it from login screen via following way. Edit LightDM configuration file “/etc/lightdm/lightdm.conf”. This need root privilege, use sudo nautilus command to start file browser with super user.

Lightdm is displayed properly but after entering a password and clicking login, I see the screen blink and lightdm window re-appears and asks to log in as if nothing happened.

Configs

user@laptop:~$ cat /etc/lightdm/

lightdm.conf lightdm-gtk-greeter-ubuntu.conf lightdm-gtk-greeter.conf users.conf

lightdm.conf

user@laptop:~$ cat /etc/lightd

This is simple guide about enable xdmcp service on Ubuntu 12.04 for user/root remote login.

I installed Ubuntu mini 12.10 and then I did apt-get install lxde-core lightdm-gtk-greeter.

I successfully changed the LightDM screen resolution editing the /etc/lightdm/lightdm.conf and adding display-setup-script=xrandr -s 1280x720.

How to add an image for the power and settings icons in the lightdm-gtk-greeter screen? Right now, it looks like this:

Hi all,

I have a fresh install of 13.04GS, which was installed via Unity. The thing is, every time I boot into Gnome, I get the blue screen with the familiar Gnome vertical 'Venetian blinds' before showing the lightdm log in screen.

How can I revert to the traditional purple lightdm screen?

What files lightdm should I have installed?

Thanks in advance, Baldrick.

It’s not commended to enable and login as root user in Ubuntu Linux. sudo command can do most works if you need super user privilege. But if you do need or have a good reason to login Ubuntu as root, here’s a way to login root via LightDM. Do it at your own risk! Since Ubuntu 11.10, the default display manager was changed to LightDM.