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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12
votes
2answers
7k 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 ...
5
votes
2answers
7k 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 ...
16
votes
2answers
3k 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
4answers
9k 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 ...
3
votes
3answers
7k 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
1answer
134 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 ...
30
votes
3answers
24k 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. ...
5
votes
1answer
2k 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 ...
2
votes
2answers
4k 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 ...
5
votes
2answers
3k views

How to see a list of the keyboard shortcuts?

For example, how can I find out what 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 ...
5
votes
2answers
8k views

My laptop keeps locking on lid close, ignoring my settings

Whenever I close my laptop's lid, it locks and I have to enter my password to get it to resume. In my power settings, I have selected "Do nothing" for the option "When lid is closed" for both "On ...
4
votes
5answers
3k 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 ...
2
votes
1answer
2k 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 ...
0
votes
1answer
34 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
318 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 ...
5
votes
2answers
7k views

Sound Settings is missing all output devices [duplicate]

Possible Duplicate: My sound stopped working today, how can I fix it? I'm baffled by this discrepancy: This speaker test is successful: speaker-test -c 6 -D 'surround51:CARD=PCH,DEV=0' ...
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 ...
2
votes
1answer
556 views

Sound settings not saved

Here is a video of what is happening. Every time I set my input to "Rear Microphone" it goes back to "Digital input (S/PDIF)" (just by closing the window, not even restarting or logging out). This ...
2
votes
1answer
132 views

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

This is the "Security & Privacy" dialogue in System Settings.
2
votes
1answer
4k 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 ...
2
votes
2answers
6k 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 ...
1
vote
1answer
64 views

Cannot turn wireless networking off

I wish to disable my wireless networking because I have a wired network connection. I am using ubuntu 12.04. In the menu at settings > network > wireless there is an option to press a switch which ...
1
vote
0answers
204 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
4answers
743 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 ...
0
votes
0answers
43 views

gnome-control-center can't be accessed by Unity search, sound devices not recognized

I don't know what happened, but after a recent update I can no longer find System Settings via Unity's search button on the dash; I have to manually open it from the command line. My system no longer ...
0
votes
1answer
97 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 ...
0
votes
2answers
78 views

Wierd window look for system apps

I installed some special programs a time ago and added several extra repositories. After trying those apps, I uninstalled them and the according repos. For a several amount of time, I have wierd ...
0
votes
1answer
213 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
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 ...