The official Ubuntu derivative using the KDE Plasma Desktop

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14
votes
4answers
9k views

How to completely remove desktop?

I wanted to switch to Xfce (I had KDE and GNOME installed), and I did this : sudo apt-get install xubuntu-desktop sudo apt-get remove kubuntu-desktop sudo apt-get remove ubuntu-desktop sudo apt-get ...
27
votes
8answers
41k views

Unable to change brightness in a Lenovo laptop

Brightness adjustment keys <Fn + ⇑/⇓> have no effect (although they are recognized by the environment), and I can't change the brightness using GUI tools as well. This seems like a problem in ...
19
votes
3answers
27k views

How to remove all traces of KDE installed

I have 2 computers with Ubuntu but on both I installed KDE to have another option for the users. Since Unity has come along very well, there has not been a need to use KDE for a while now. How can I ...
6
votes
2answers
25k views

How do I restore my KDE desktop to default?

I am really a newbie in linux. Finally my sister gave me my old laptop back and i decide to install kubuntu 11.10 on it. i am really happy with this linux distribution and i already have personalized ...
5
votes
2answers
1k views

Ubuntu is kde styled after install AND removal

I installed kubuntu-desktop and every thing was fine. Then later when I actually logged in to Kde, I decided that I still like Unity better so I ran sudo apt-get purge kubuntu-desktop && ...
8
votes
9answers
11k views

How to completely remove kubuntu-desktop from Ubuntu

I installed kubuntu-desktop just to experiment with its interface. Then I decided to remove and did the traditional apt-get purge and autoremove but it seems elements of kubuntu are still there. For ...
5
votes
4answers
18k views

How do I remove kubuntu-full and all it's applications?

I'm running 12.04 - I installed kubuntu to try it out and realized that with all the bloatware applications that I didn't want it anymore - I was able to uninstall the kubuntu-desktop but there are ...
4
votes
2answers
11k views

How to change color/transparency of all desktop panels?

In KDE 4.7, after making some personalization I made a layout which I really like. But light panels color breaking the whole idea. It is too bright. Changing color scheme doesn't help. How could I ...
9
votes
3answers
3k views

Is there an Ubuntu One client for Kubuntu?

Is there a UbuntuOne client for Kubuntu or how do I make UbuntuOne work in Kubuntu?
10
votes
2answers
10k views

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

I want to install KDE in my Ubuntu 12.04 . I am using LightDM. So how can I fully install KDE? I do not want to remove LightDM. I want KDE but without any confliction with it.
6
votes
1answer
1k views

why nautilus will open automatically when kde loads?

Recentlly every time that laptop turns on and kde loads, nautilus will opened automatically. why ? I installed kde on ubuntu 11.10.
2
votes
1answer
2k views

Successfully connected to a bluetooth speaker, but how do i direct sound there?

I'm running Kubuntu 13.10 on a Lenovo Thinkpad T430 laptop. I've got a Bluetooth speaker. After a lot of troubleshooting i managed to connect to the speaker. bt-device reports: $ bt-device -l Added ...
9
votes
2answers
357 views

How can I set a launcher to start an application in a specific desktop

I've got a bunch of desktops set up for specific purposes. I'd really like to be able to tell an app what desktop it should launch in. I can't find any options for that, is there any way to do it?
2
votes
2answers
1k views

Trying different flavors of Ubuntu from a USB drive [duplicate]

Is it possible to have a dual boot of different Ubuntu versions? X K L M E U Since only 1 gig of space is recommended you should be able to have 8 possible version on a 16 gig flash drive. Cause I ...
1
vote
2answers
539 views

How to install Kubuntu on other hard disk

I would like to install Kubuntu 12.10 on my computer. I have 2 hard drives, 500 GB each. I have Windows 7 Home Premium installed on one disk, and I want to install Kubuntu 12.10 on the other. How do I ...
0
votes
1answer
2k views

Unable to locate package kubuntu-plasma5-desktop on 14.04

I am attempting to install kubuntu-plasma5-desktop on Kubuntu 14.04 amd64, following these instructions sudo apt-add-repository ppa:neon/kf5 sudo apt update sudo apt install project-neon5-session ...
7
votes
2answers
6k views

NetworkManager broken after upgrade to Kubuntu Saucy

I had Kubuntu 13.04 on my ThinkPad X220, and I upgraded to 13.10 and I am not able to connect to a wired or wireless connection. The new network tray icon does not show any entries at all. In the ...
7
votes
2answers
6k views

apt-get broken, cannot fix or remove libapt-pkg4.12

I managed to break my package management. If I try to make an upgrade, I get: $ sudo apt-get dist-upgrade Reading package lists... Done Building dependency tree Reading state information... ...
3
votes
2answers
10k views

How to disable touchpad tapping when typing on keyboard?

I used to have an option in settings in Kubuntu 10.10 to do this. Now I cannot find it in 11.04. Where can I find it ? or was it removed ?
4
votes
5answers
3k views

Upgrade from Kubuntu 9.10 to Ubuntu 10.04

I'm planning to switch from KDE to gnome (Kubuntu to Ubuntu) and from 9 to 10 in one step - do you have any hints what would be the least painful way to do this ?
3
votes
5answers
6k views

Kubuntu 13.10 Wifi doesn't work - DHCP timeout

I have a Realtek RTL8188CE 802.11b/g/n WiFi adapter in my computer. Today I upgraded to 13.10 and I can't connect. Before upgrading WiFi worked just fine. I can see WiFi networks, but it just gives ...
1
vote
1answer
670 views

Partitions not showing while installing (K)ubuntu 14.04

Im trying to install Kubuntu 14.04 along-side Windows 7 x64 but there are problems in Disk Setup section, installer does not show my drives properly as they are, i left drive empty to install Kubuntu ...
0
votes
2answers
77 views

Wireless connection is very slow

I installed Kubuntu on my new HP-15 laptop that I just got. Initially the wireless connection was working well, but about two days ago I noticed a decline in the speed of the wireless connection. When ...
15
votes
3answers
130k views

Installing KDE in Ubuntu 12.04

Is it good to use kubuntu or Ubuntu with KDE? Well if I install KDE in Ubuntu will there be any instability or conflict? Will these two get mixed up with themes and icons? I had a bad experience ...
19
votes
4answers
10k views

What is a activity in KDE and what can I do with it?

In the top right corner of a standard KDE/Kubuntu installation you'll see this: But seriously, I seem to be unable to understand what those "activities" are and what it would enable me to profit ...
3
votes
1answer
8k views

How to launch Configure Kde control module by command line?

Right-clicking on the top bar of a window gets you, via "Configure Window Behavior", to the Window Manager settings. Here you can learn and configure the advanced features of KWin. But is there a way ...
10
votes
8answers
3k views

Code snippet manager for Ubuntu?

I'm looking for a good code snippet manager, with syntax highlighting and search capabilities. Another important feature is the capability of changing the code area background color. I have tested ...
5
votes
4answers
11k views

Screen turns off while VLC is playing movies in Kubuntu

When I play a movie on VLC the screen turns off after 10 minutes. I used to run Ubuntu and this didn't happen there.
6
votes
1answer
5k views

How do I install KDE or XFCE or LXDE to an Ubuntu 12.04 system with no internet connection?

How do you install a desktop environment such as KDE without an Internet connection in Ubuntu / Linux Mint? I want to install KDE 4.8.3 in Ubuntu 12.04 LTS without an Internet connection?
1
vote
1answer
3k views

Why can I not connect with wvdial? (Reliance Netconnect + issue with Kubuntu)

The WVDIAL tutorial is very useful for me, unfortunately I am still not able to connect via wvdial but the other Hybrid connection method was simply Out of the Box. I am getting below error while ...
6
votes
1answer
3k views

How can I move the Exit, Maximize, Minimize buttons to the left in Kubuntu?

I want to move exit, maximize, and minimize button to the left like I can do in Ubuntu 11.10. How to do it?
4
votes
1answer
265 views

kubuntu-desktop took over everything

I installed kubuntu-desktop via software centre but now everything is messed up in unity. As if the theme was changed but it's still "Ambiance" (the default). It even affects LXDE. For example... ...
4
votes
2answers
3k views

How to disable the download of language packs while installing Kubuntu

I am installing Kubuntu 12.04 from a usb drive and it is downloading a lot of language packs. My internet speed is too slow and it would take another 45 minutes to install them. The cancel button ...
3
votes
3answers
651 views

How do I run a simple Zenity script after disconnecting from WiFi?

I am running Kubuntu 12.10 64bit. I am trying to get a bash script to execute when I am disconnected from the network. I created a file in the folder /etc/network/if-down.d/ called test which has a ...
3
votes
1answer
3k views

Web fonts became ugly after installing KDE

After installing kde-standard on my Ubuntu 12.04,web fonts(both Firefox and Chrome) turned to ugly both in Gnome and KDE desktops.How do I get back good looking web fonts.
3
votes
3answers
5k views

How to set keyboard combination to kill the X server?

It used to be ctrl+alt+backspace to kill x server, but for some unknown reason, it was decided to disable that combination and use something else (I think it is right alt + printscreen +k). So, how ...
0
votes
1answer
3k views

Unable to upgrade to 14.04

I am trying to upgrade from Kubuntu 13.10 to 14.04. When I start the distribution upgrade, I get this message after "setting new software channels": An unresolvable problem occurred while ...
10
votes
3answers
22k views

How to format/partition SD card?

How can I format or partition SD card in Kubuntu? Is there an application with GUI for this?
6
votes
1answer
822 views

How to let Muon update manager run without entering a password?

How to prevent Muon from asking a password when installing updates? Adding user ALL=(ALL) NOPASSWD: ALL to sudoers does not help. sudo apt-get upgrade works without a password, but Muon is still ...
5
votes
2answers
1k views

Minimize windows without them going black and white

I recently updated to KDE 4.10. Now when I minimize windows, the task manager shows them being black and white. I find this very annoying since I tend to find windows primarily based on colors, not ...
4
votes
2answers
16k views

Ubuntu + kde-standard + dual monitor

After couple of years, I decided to return to Ubuntu, from Debian (sid). I used to work with KDE, so I installed Ubuntu 13.04 and "kde-standard" on my laptop. SHORT: "Display configuration" is not ...
4
votes
2answers
4k views

Is django installed by default?

I installed Ubuntu 12.10. Is django installed by default on my Ubuntu? If not, how can I install it?
4
votes
1answer
3k views

Remove panel shadow in KDE 4.8+

It seems that panel shadow is somehow hardcoded in KDE 4 and devs do not have any plans to change it and/or make it customizable. So, what I'm actually asking is some kind of hack (if there is any) ...
4
votes
2answers
8k views

How can I “provide proper authorization” to the KDE Software Updates program?

I just installed KDE, and every time I run the Software Updates program it says: This operation cannot continue since proper authorization was not provided. How can I get it to work?
3
votes
3answers
8k views

Executing 'grub-install /dev/sda5' failed. This is a fatal error

I apologize in advance for my bad english. I was trying to dual boot Windows 7 and Kubuntu 11.10, and i get this error 'Executing 'grub-install /dev/sda5' failed. This is a fatal error.'. every time ...
3
votes
5answers
7k views

How do I restore a linux boot partition?

First of all, I'm a linux noob (I've been using linux for a about four-five years, but only fixed problems as I got them though usually I just reinstalled everything). I have recently installed ...
2
votes
1answer
2k views

Installing gcc from Kubuntu DVD

I am having a hard time with a Kubuntu 12.04 install that does not have an internet connection. In order to build the ethernet driver, I need gcc. I installed from the DVD, and I have gcc-4.7-base ...
2
votes
1answer
6k views

What does the `dmesg` error: “composite sync not supported” mean?

Question: I see [ 20.473125] composite sync not supported and several such entries when I run dmesg. What do they mean? Background: I'm trying to debug a problem where my laptop won't suspend. ...
1
vote
1answer
2k views

Shutdown Hangs for 5 Minutes on Kubuntu 14.04

I've had persistent problems with a 5 minute hang at shutdown for the last three versions of Kubuntu (13.04, 13.10, and now 14.04). I suspect this is not a KDE-specific problem. Recently, I performed ...
1
vote
1answer
2k views

Problem with sound in Kubuntu 12.10

I'm really enjoying Kubuntu 12.10 experience, but the problem starts with sound. It wasn't here before, but today sound sounds garbled and echoed and wrong. It happens in Audacity and VLC. It doesn't ...