The official Ubuntu derivative using the KDE Plasma Desktop

learn more… | top users | synonyms (1)

7
votes
1answer
4k views

Automatically connect bluetooth mouse

I have a bluetooth mouse (Apple Mighty Mouse) which I use with Kubuntu (KDE). I always have to manually connect to the mouse, although it is listed as a trusted device. How can I automatically connect ...
7
votes
2answers
451 views

I can't upgrade Kubuntu 14.04 to 14.10

I have issues upgrading Kubuntu 14.04 to 14.10, I looked up all the previous questions concerning this issue, but nothing helped. The problem I get is the same, either I try to update using command ...
7
votes
2answers
895 views

How can I set up a keyboard shortcut so that Ctrl+Backspace = Del?

As an old mac user, I am used to hitting Ctrl+Backspace, and the effect is the same as if I pressed Del. I have recently purchased an Asus N53SV laptop which has replaced my MacBook, but unfortunately ...
7
votes
3answers
989 views

How can I simulate a right-click in Kubuntu 10.10 when using a touchscreen?

i am running Kubuntu 10.10 on my WeTab Tablet PC. As this Tablet has no mouse (but a touchscreen), I would like to configure Kubuntu in a way that allows to perform a right-click. In Ubuntu (not ...
7
votes
4answers
6k views

Install Ubuntu or Kubuntu on a External USB Drive

I have a few external hard drives (SSDs and Platters (SATA), is this possible that I can install Kubuntu 10.10 x64 or Ubuntu 10.10 x64 onto one of these external hard drives? My System supports ...
7
votes
2answers
3k views

Chrome/Chromium fonts look bad starting from version 37

After an upgrade from version 36 to 37, the fonts in Google Chrome browser and its opensource variation Chromium look much worse. In the attached screenshot you will the same page viewed with version ...
7
votes
2answers
418 views

Fonts messed up after installing Kubuntu desktop on Ubuntu 14.04

I decided I wanted to try Kubuntu since I had some difficulties with the Unity desktop. I do not remember exactly the command(s) I run, but I think I used sudo apt-get install kubuntu-desktop. Now the ...
6
votes
3answers
14k views

Can't add repo keys

I'm tring to add a keys (on Kubuntu 12.04) sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys SOMEKEY and I constantly get gpg: requesting key 8AC93F7A from hkp server ...
6
votes
2answers
2k 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.
6
votes
3answers
35k 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 ...
6
votes
4answers
332 views

Switching from ubuntu to kubuntu. What applications to use?

I am a longtime user of Ubuntu. However, I am disillusioned by the way the ubuntu is going and would like to move to KDE. Can you suggest some good KDE applications for basic tasks like chatting, ...
6
votes
1answer
7k views

How to change Yakuake shortcut key?

I've just installed yakuake in kubuntu 11.10, but cannot see it in the "Custom Shortcuts" settings. How to change shortcut to win+~ in this case?
6
votes
1answer
16k views

Unable to locate package pkgconfig

I try to install Ruby on Ubuntu 12. There is one of the commands which gives me an error E: Unable to locate package pkgconfig sudo apt-get install build-essential openssl libreadline6 ...
6
votes
4answers
7k views

How can I make KDE faster in Ubuntu 12.04. It's very slow

I installed the kubuntu-desktop package in Ubuntu 12.04 LTS, but the problem is KDE responses very slowly. If I click on an application's icon to run it, it appears after 10 seconds and sometimes does ...
6
votes
2answers
678 views

Is there a way to replace kdm with gdm?

Well i tried kubuntu not long ago , didnt liked it and purged it from my system, except one thing, I still have the kde login screen, is there anyway to get my gnome login screen back?
6
votes
1answer
5k views

Is removing ibus enough?

I am using Kubuntu 14.04. I had to completely remove ibus because not only it bugged chromium, but also I do not need it at all. Unfortunately, I have the feeling it is not completely disabled ...
6
votes
2answers
17k views

how to fix locale error

I just did a fresh install of ubuntu using debootstrap. When I do sudo aptitude upgrade, I get this error message: perl: warning: Setting locale failed. perl: warning: Please check that your locale ...
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?
6
votes
2answers
2k 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 ...
6
votes
1answer
3k views

What is the equivalent of gksudo in Kubuntu/KDE?

In regular Ubuntu (Unity/Gnome), I use gksudo to run GUI programs with root privileges. I'm trying out Kubuntu (or KDE) now -- what do I use?
6
votes
1answer
12k views

Kubuntu 14.04 - No Screen resolution changer?

I just installed a fresh new kubuntu 14.04 on an intel nuc and everything works fine, but I can't find an option to change the screen resolution. When I go to Settings -> Display I get the following ...
6
votes
3answers
2k views

Help! Online upgrade from 12.04 to 14.04 stuck

I was trying to upgrade my Lenovo T500 laptop from Kubuntu 12.04 LTS to Kubuntu 14.04 LTS. Fired up the upgrade process, and finally after downloading a zillion packages the upgrade got going, only ...
6
votes
1answer
5k views

Have problem with install latest amd ati drivers

Hello i have problem with install ati 13.12 drivers on kubuntu 13.10. I receive this error in console Loading new fglrx-13.251 DKMS files... Building only for 3.11.0-15-generic Building for ...
6
votes
1answer
27k views

Ubuntu vs. Kubuntu vs. Xubuntu [closed]

Is there a link or any side-by-side comparisons detailing why one would choose Kubuntu or Xubuntu over Ubuntu? I am running on a somewhat older machine (Dell optilplex 745 tower), so how would this ...
6
votes
1answer
290 views

Highlighting with grep doesn't work in Xterm

I've got a problem with Xterm. When I use the command tail -F example.log | grep -a -i -e 'examplestring' in Xterm the "grepped" strings aren't highlighted in red like they would be in the normal ...
6
votes
1answer
2k views

Kubuntu 11.04 + Windows 7 dual boot laptop drive encryption

I already know how to create a Kubuntu/Win7 dual boot. What I would like to do is to encrypt both operating systems. I use Kubuntu as my main OS, and Windows 7 for casual gaming or prolonged Visual ...
6
votes
5answers
3k views

Bluetooth mouse not auto-reconnecting to laptop

This has been asked, and answered, a million times before. And I think I've read almost all those questions and answers, and tried as many of the solutions as I can. However, I still can't get the ...
6
votes
1answer
288 views

Are there any plans to add paid software support to Kubuntu's Muon Software Center?

I was wondering if there are plans to add support for purchases in Muon Software Center just like there is in Ubuntu Software Center? That would be handy, and as Muon developer is part of Kubuntu ...
6
votes
3answers
588 views

Controlling Bluetooth mouse gestures that register keyboard events

tl;dr I just bought a Logitech T630. It's a Bluetooth mouse that supports several keyboard events via gestures (PDF). These gestures are fine and dandy but I have little use for them. I'm having a ...
6
votes
1answer
576 views

After removing Fglrx and ati drivers cannot login

I was running kubuntu 10.10 with ati drivers (11-5). For some problems, i re-installed ati-drivers to install lastest version (11-6) but before install the new driver I reinstalled Fglrx as described ...
6
votes
1answer
1k 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
4answers
3k views

Kile missing “Settings” dialog after update to kubuntu 12.10

After update to Kubuntu 12.10, I can no longer access configuration options in Kile from Settings->Configure kile (or whatever the menu entry was for configuration). In fact, "Settings" menu has ...
5
votes
4answers
7k views

What's Kubuntu-Full?

During text install, it asked me what to install. Along the well known Kubuntu-Desktop and many others, there was Kubuntu-Full. What's it?
5
votes
2answers
2k 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 && ...
5
votes
2answers
5k views

How can I disable the event sounds in Kubuntu?

I really don't like the sounds which Kubuntu plays during startup, or during thinks like moving a file to Trash. How can I disable all such notification sounds?
5
votes
2answers
4k views

Avconv warning while downloading youtube video

I received this warning: Your copy of avconv is outdated, update avconv to version 10-0 or newer if you encounter any errors. while downloading a youtube video with youtube-dl -f 137+140. I am ...
5
votes
3answers
5k views

Right click to open a terminal in Kubuntu?

On work, I am using fedora, where a right click on desktop opens a menu, which allows opening a terminal. Home, I have kubuntu installed. Is it possible to have the same behavior?
5
votes
2answers
2k views

Managing multiple sound cards in Kubuntu - more reliable way than KDE phonon GUI?

I have two sound cards attached to my PC - an internal Soundblaster and an external DAC. Unfortunately, managing what to output where is a real pain. Just to give an example: When I enter the Phonon ...
5
votes
1answer
842 views

How to make Krusader to show file name with extensions?

Are there any settings that can make Krusader show file name with extensions after it (instead of just show file name and the extension is in a separate column)? Having examined each and every ...
5
votes
3answers
4k views

How do I install packages on Kubuntu?

I just downloaded and installed Kubuntu 11.04 with wubi and everything seemed to go fine. A friend of mine told me I was going to love Kubuntu but I can't figure out how to install any additional ...
5
votes
2answers
24k views

glxspheres not found. How to install? [closed]

I installed kubuntu 13.10 beta 1 yesterday. Today, I installed bumblebee and I was tried to check my fps on video card. When I ran glxspheres an error command not found appeared. How can I install ...
5
votes
2answers
21k 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 ...
5
votes
2answers
2k views

Eclipse auto shutdowns when creating new project

When I click finish on a new project in Eclipse which I installed with this command sudo apt-get install eclipse-platform. This popup window comes and no matter if I choose Yes or No it closes the ...
5
votes
6answers
8k views

Black screen after login Kubuntu 15.04

I have updated my kubuntu 14.10 to kubuntu 15.04. And now after boot, when I enter my password on welcome screen, I will get black screen. It's looks like screen powered off. No cursor, no change ...
5
votes
1answer
2k views

No “Hello” icon in Firefox 34

I've just upgraded to Firefox 34, but cannot see "Hello" icon on Firefox toolbar. I could not find any info on that in Internet. There is no "Hello" icon there in "Additional Tools and Features" ...
5
votes
1answer
832 views

How to disable the popping sound when changing the volume?

I've just upgraded Kubuntu from 12.04 to 14.04, and (as expected) there are several annoyances. The first one I've tried and failed to solve is the "popping" sound that is played whenever I change the ...
5
votes
5answers
13k 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.
5
votes
1answer
2k views

How do I get kate to restore last used session?

I have two computers and both have exactly the same behavior. I have the option "load last used session" selected, but every time, Kate starts a new session. What could be causing this? Here are the ...
5
votes
3answers
9k views

Can you mount SMB shares in Kubuntu like in Ubuntu?

I have just installed Kubuntu, and I notice that Dolphin tries to access SMB shares using libsmbclient instead of mounting an SMB location like I am used to in Nautilus. Unfortunately, the performance ...
5
votes
2answers
11k views

Switching between Kubuntu and Ubuntu without re-installation

I have Kubuntu 11.04 installed on my laptop, and I want to try, and probably switch to, Gnome-based Ubuntu. What is the best way to do so, by using the package manager, and not overriding the ...