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Questions tagged [unity-greeter]

The greeter (login screen) application for Unity. It is implemented as a LightDM greeter.

125 questions
297
votes
46 answers

How to fix "The system is running in low-graphics mode" error?

Note: This is an attempt to create a canonical question that covers all instances of "low-graphics mode" error that occurs to a user, including but not limited to installation of wrong drivers, incorrect or invalid lightdm greeters, low disk space,…
jokerdino
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120
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8 answers

How do I hide a particular user from the login screen?

How do I hide a particular user from the login screen on a default install of 11.10 and higher? (ie. using Unity Greeter)?
detly
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70
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16 answers

How do I change the wallpaper of the login screen?

I would like to set the wallpaper in the login screen (Unity Greeter), how do I do that?
Jorge Castro
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31
votes
4 answers

How do I remove the dots from the login screen?

I can change the background image that Unity Greeter displays, but regardless of the image I choose, it's overlaid with a grid of dots. The dots look OK on the default background, but they look horrible on the background I want to use. How can I get…
Scott Severance
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24
votes
8 answers

rotated monitor. login screen needs rotation

I rotated my screen, and once I login, it works fine. But, the greeter (login) screen hasn't got the message that things are rotated 90 degrees. How can I change the rotation of the login screen? UPDATE: lock screen is in correct position. I…
j0h
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22
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2 answers

Is there a way to shut off showing the user's wallpaper at the login screen?

I don't want to expose my wallpaper to other people who share my computer, is there a way I can disable this feature or work around it?
Jorge Castro
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21
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1 answer

How can the login greeter drums be turned off in Ubuntu 15.10?

I want to disable the startup sound effects that play when the login greeter appears after booting Ubuntu 15.10. How can this be done?
d3pd
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15
votes
2 answers

How can I invoke a user switch from the command line?

In 11.10 I used 'gdmflexiserver -xnest' to switch users without logging out however I think gdm has now been completely removed. I'm trying to bind a keyboard shortcut to do the equivalent of 'Me Menu>Switch User Account...'. How can I invoke a user…
edm
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13
votes
8 answers

Restore Unity Greeter

I've installed XFCE Desktop environment, but when I decide to switch back to Unity, while uninstalling the XFCE packages, the LightDM keep starts like XFCE, and I want to restore the Unity one. I think that is called Unity Greeter. Can someone help…
sinholueiro
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13
votes
4 answers

How do I remove the shutdown button only on the login screen?

I don't want anyone to be able to shut down my computer from the login screen. Can I remove the shutdown button at the top right corner of the login screen in Ubuntu 12.04?
Richard
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13
votes
1 answer

How to change circular icon to indicate chosen session in unity-greeter?

In Precise (12.04), when I login to lightdm, using the unity-greeter, there's a white circle by my name. For the standard DEs like Unity or XFCE, the circle has a representative icon (Ubuntu symbol or little mouse resp.). I have a session for…
Chan-Ho Suh
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11
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4 answers

How do I change the font on the login screen?

I want to change the font in the login screen - where is the configuration for that?
gabeweb
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10
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7 answers

How do I set the LightDM wallpaper in Ubuntu 14.04?

In previous versions of Ubuntu, picking one of the default wallpapers meant that you saw it on the login screen as well. I am now on a clean install of Ubuntu 14.04, the LightDM wallpaper appears to be set at…
Mendhak
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10
votes
1 answer

What is the greeter?

When I was troubleshooting an Xorg problem, I came across solutions telling me to set the greeter such as: greeter-session=unity-greeter But I am unable to understand: what a greeter is to begin with, and why can a misconfigured greeter cause Xorg…
Dimitrios Desyllas
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9
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2 answers

Unity greeter does not display custom wallpaper

I am using Ubuntu 14.04 LTS 64 bit . I know this question has popped up many times but I want to make it very clear that none of the posts helped me a bit. my Problem: I am unable to get my custom wallpaper stored at /home/sudeepto/Pictures on the…
sud_the_devil
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