The Ubuntu System settings is often referred to the GNOME system settings. Use this tag if you have trouble using the System Settings in Ubuntu.

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33
votes
3answers
32k views

System Settings icons missing in 14.04

I did a fresh install of trusty 14.04, but a lot of icons are missing. I installed from DVD which was painfully slow and I hope to avoid repeating the process, especially since I started customizing ...
96
votes
3answers
93k views

Missing System Settings after removing some packages

I installed or uninstalled some packages. I do not even remember what I was doing. As a result, now I can't see most of the system settings in settings window. Any idea how to solve this problem. ...
18
votes
1answer
13k views

Shouldn't dconf-editor and gsettings access the same database?

This is a basically 'academic' question --- to try to understand better the configuration system innards. I understand that the dconf system is the new configuration system in gnome3 that has ...
4
votes
3answers
623 views

How can I keep the computer awake, depending on activity?

I would like to be able to keep the computer awake during certain activities and longer running tasks, such as downloading larger files and watching full screen videos. I like using Caffeine to keep ...
19
votes
4answers
5k views

Is it possible to add custom items to System Settings window?

For example, how to add a "Startup Applications Preferences" launcher to this Window?
1
vote
1answer
396 views

How to permanently turn off online results

I don't like getting online results when searching in my dashboard, so I went to System Settings > Security & Privacy > Search, and I turned the setting off: But when I restart my machine,...
7
votes
3answers
9k views

Settings for multiple monitors are not stored

I am running Ubuntu 12.04. on a Lenovo Thinkpad T400. I connected an external monitor as a second display. The laptop stands under the external screen. The laptop has a native resolution of 1440x900 (...
2
votes
4answers
12k views

No Sound card detected in Sound Settings, although sound works

I have Ubuntu 12.04 installed on my laptop. When I go to Sound Settings while logged into my user, no sound card appears detected. In spite of this, the sound on my laptop is working ok, and I can ...
6
votes
2answers
9k views

Appearance icon has disappeared from system settings menu

I go to system settings and appearance is gone. I tried searching it in the dash and it is not there. When I right click the desktop and select "Change background" the system settings window opens. I ...
2
votes
1answer
106 views

Difference between update servers

If you go into the "Software & Updates" in "System Settings", it gives you the option for the "Main Server" or "Server for your country" ("your country" replaced by the name of your country), what ...
3
votes
1answer
451 views

How to index System Setting in Kupfer?

I am running Ubuntu 14.04. and installed Kupfer 208. For some reason I cannot search and launch the applications from System Settings such as Display or Appearance. The Unity launcher finds all of ...
2
votes
1answer
3k views

Ubuntu Settings (gnome-control-center) crashing after i try to access Network Settings [closed]

Im having serious problems after installing Ubuntu 13.10. I cannot access my network settings under system settings. Whenever i try to access network settings, the settings app crashes off. This is ...
1
vote
3answers
9k views

System settings stopped showing up

After I have placed my hard drive with Ubuntu 14.04.1 in a new pc system settings won't show up. I have tried: sudo apt-get install unity-control-center but I get this Reading package lists... ...
4
votes
3answers
9k views

How to change input language?

I want to be able to switch between my input languages, but I can't drag and drop the languages in language support because the languages seem to be greyed out, what should I do?
2
votes
4answers
2k views

Prevent users from accessing “System Settings”

I'm administering a system and do not want people messing with their system settings (specifically the power settings). I've searched everywhere and cannot find a method for disabling the power ...
1
vote
2answers
1k views

How to fix missing libwayland-egl.so.1 and libuser-accounts.so in ubuntu 14.04.3 LTS?

I tried to use the command gnome-control center -l and it gave me an errors saying some shared objects are missing . This is the result : gnome-control-center -l libwayland-egl.so.1: cannot open ...
1
vote
1answer
105 views

Restore multiple monitor settings

This is a folow-up to a previous question (Saving monitor settings?), where we learned that the configuration is saved in file ~/.config/monitors.xml. My problem is that my configuration is usually, ...
1
vote
1answer
46 views

Apps not opening

Just installed Ubuntu for the first time (15.04), so I am new to this. I've done research before asking, but couldnt find the answer. I am not able to open any application, it seems that the ...
17
votes
3answers
1k views

Is it possible to remove items from “System Settings”

I would like to remove or disable some unused settings panels in system settings/gnome-control-center to keep my more "ambitious" users from messing with them. Specifically, I would like to disable/...
6
votes
1answer
3k views

Change system settings depending on whether a monitor is plugged in

I'm currently using a Laptop running Ubuntu 12.04. When I'm at work I plug in a monitor, mouse and keyboard. Then I close my laptops screen and use it as a normal pc. Everytime I plug it in and plug ...
7
votes
5answers
4k views

Appearance, Online accounts disappeared in System Settings in Ubuntu 13.10

I was installing some apps and icons then I noticed that there were about 4 games installed, so I went to the Software Centre to remove them. Then I wanted to add my Facebook account to Online ...
4
votes
1answer
1k views

Touchpad not detected

I am using Ubuntu 14.04 in the new Lenovo Z510 Ideapad laptop. To check if my Touchpad is detected I typed the command xinput list and this is my output: I tried everything mentioned in ...
3
votes
1answer
314 views

Hide System Settings Applications in Dash

Is there any way to remove an application icon from the dash but keep it in the System Settings? I find it useless to have them in the dash, and it really clutters the display there.. Accessing them ...
2
votes
5answers
18k views

Ubuntu 14.04 Unknown Display

I have installed Ubuntu 14.04 in my machine(with Gigabyte motherboard), having an Acer 19" Monitor. Unfortunately its resolution not working properly. See the image. This is my xrandr -q output. ...
2
votes
2answers
6k views

Changing swappiness in sysctl.conf doesn't work for me

I'm using 12.04 LTS and can sudo sysctl to set swappiness to 10, but adding vm.swappiness=10 to sysctl.conf doesn't work for me - after I reboot, swappiness still reports 60 (default) I'd like to be ...
1
vote
2answers
1k views

The white on my screen is too bright, how should I adjust the gamma?

Using Ubuntu 14.04, on my screen, the white is too bright. Especially on chrome or other browsers the white background is too bright. Someone advised me to adjust the gamma, but how do I do this?
9
votes
3answers
11k views

How can I quickly see a list of the keyboard shortcuts?

For example to see which keys switch between multiple terminal windows. I'm trying to use the keyboard more and more and the mouse less. If I have multiple windows open I can use ialt-tab to switch ...
4
votes
2answers
540 views

Cannot type “ć” on Hungarian layout

I need help with keyboard layouts. My layout is Hungarian and on Windows I could type ć using AltGr-9 + c which is a c with an acute. However AltGr-9 + Space gives me a single quote (') and AltGr-9 + ...
4
votes
1answer
1k views

Which Nvidia driver is needed for a GT 610 graphics card?

I have ubuntu 15.04 and I need to get a graphics driver I tried the most recent, but it made my system settings not open. What driver would you recommend? I am doing a reinstall by the way.
3
votes
1answer
295 views

How can I set a keyboard shortcut to toggle on/off e.g. the trackpad?

I am using ubuntu 14.04. I have currently disabled the trackpad of my laptop by turning it off in "System settings -> Mouse & Touchpad". Can I set a keyboard shortcut to toggle the trackpad on and ...
1
vote
1answer
1k views

Can't run unity-control-center

If anyone knows whats causing this I'd appreciate it ➜ ~ unity-control-center (unity-control-center:1895): Gdk-ERROR **: The program 'unity-control-center' received an X Window System error. This ...
1
vote
1answer
148 views

the system settings icon disappeard, how to restore it?

The systems settings icon, i.e., the gear wheel in the screenshot here with yellow circle suddenly disappeared. I have no more information to offer because it just suddenly disappeared. How to restore ...
0
votes
1answer
941 views

System-Settings option is missing

I no longer get the system-settings option on my ubuntu 12.04. I have earlier used it several times without any problem. I am not aware which action could have caused this problem but I don't remember ...
0
votes
6answers
8k views

“Date and Time Settings” GUI in Ubuntu 14.04 is not working?

I have been trying to access the Date and Time setting in my Ubuntu 14.04 to modify the time (which is wrong). I click in the hour in the top-right corner of the top bar, and then in "Date & Time ...
12
votes
4answers
11k views

mouse and touchpad settings missing

I am using the latest version of ubuntu 14.04 in the new lenovo Z510 ideapad laptop. I came across this problem while i was trying to enable my two-finger swipe action. Usually the mouse and touchpad ...
4
votes
1answer
1k views

How to upgrade Ubuntu and gnome without breaking existing settings?

I have been using Ubuntu 12.04 LTS for about 5-6 months, and have everything configured as per my liking. I use GNOME classic as the DE instead of Unity, and am comfortable with it. There are couple ...
3
votes
1answer
309 views

How do I start the Privacy and Activity Manager from command line?

This is the "Security & Privacy" dialogue in System Settings.
2
votes
0answers
65 views

How to get the Traditional Buddhist Lunisolar calendar on Ubuntu GNOME?

I am wondering if there is anyway to easily change between calendars, or change between them at all? Specifically what I'm looking for is to be able to change my calendar to the Traditional Buddhist ...
2
votes
2answers
81 views

Software & Updates (software-properties-gtk): 'EOFError: marshal data too short'

I cannot open Software & Updates tool on 14.04 and get the following error: Here is the full output of apt-get update, it shows this warning: W: GPG error: http://dl.bintray.com Release: The ...
2
votes
1answer
9k views

Set web proxy using pac-file-url in lubuntu

I want to use a pac-file-url to set the web proxy rules for chromium in lubuntu. Chromium reads its settings from the system wide OS settings. I read How do I set systemwide proxy servers in Xubuntu,...
2
votes
1answer
135 views

How can I have my display settings automatically restored after I play a full-screen game?

When I play a full screen game on Ubuntu (Gnome, Kde, XFCE doesn't matter) the game decides what the monitor settings should be and then when the game is over I'm stuck with those settings. Is there ...
2
votes
2answers
1k views

How to install Ubuntu 11.04's system settings in Ubuntu 12.04?

I loved how System Settings (or Control Center) looked back in Ubuntu 11.04. The System settings in 11.10 looks like the one in OSX, which I don't like it. How can I have it in Ubuntu 12.04? Or ...
2
votes
2answers
12k views

Where are the proxy settings saved? [duplicate]

Possible Duplicate: How do I set systemwide proxy servers in Xubuntu, Lubuntu or Ubuntu Studio? I'd like to built a script to switch the proxies between home and work. I know that you can set ...
1
vote
1answer
55 views

How to safely change the names of items in the system settings

I am running Ubuntu Gnome 15.04, with Gnome Shell, and Gnome 3.14, and in my gnome-control-center I have many items, one of which is called Sound, now I don't like this name and would like to change ...
1
vote
0answers
251 views

Ubuntu 13.10 resets key map loaded with xmodmap when switching keyboard layout

I'm trying to switch left Ctrl key with CapsLock. I took theese lines from manual to xmodmap: remove Lock = Caps_Lock remove Control = Control_L keysym Control_L = Caps_Lock keysym Caps_Lock = ...
0
votes
0answers
1k views

Kubuntu 15.04: bluedevil installed and working, but Bluetooth icons missing from System Settings and system tray

When I manually launch bluedevil-monolithic, the system tray icon appears and works well to configure and connect to bluetooth devices. However, the bluetooth icon does not appear in the system tray (...
0
votes
1answer
1k views

Cannot permanently prevent power saving blank screen on Compaq Presario C700 with Ubuntu 12.10

I have a Compaq Presario C700 which has a GRUB multi-boot for Ubuntu 12.10 (32 bit), Ubuntu 10.10 and Windows Vista. This machine is always run by mains electricity rather than by battery as I have ...
0
votes
1answer
212 views

System Settings Missing/Bluetooth Settings/Sound Settings/Programs Missing?

Not sure what happened but all my settings are missing, I cant access any to make changes. When check under the dash not of the settings are showing as been instilled. Not only settings but some ...
0
votes
1answer
716 views

Change Default Scale Method Setting for KDE Wallpapers

I wish to change the default scaling method for the desktop wallpaper in KDE(more specifically Kubuntu) by editing the configuration file KDE uses to fill in those defaults on a fresh install. So ...
0
votes
1answer
294 views

Settings reset every time laptop is restarted

I am using Ubuntu GNOME 13.10, and my settings always reset every time I restart my laptop! For example, Clementine library is back to empty, default browser is back to Firefox, etc. I need to set my ...