The official Ubuntu derivative using the KDE Plasma Desktop

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32
votes
1answer
11k views

How do I open the Application Launcher on KDE with just the meta (“Windows”) key?

How do I open the application launcher ("start menu") of Kubuntu with my Windows key? Similar to how the Start menu in Windows is opened. I don't want to use Alt+F1.
28
votes
9answers
47k 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 ...
23
votes
4answers
12k 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 ...
20
votes
4answers
31k 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 ...
16
votes
3answers
135k 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 ...
14
votes
4answers
10k 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 ...
14
votes
1answer
12k views

How do I install/upgrade to KDE 4.9?

Recently kde released kde 4.9, I wanna test it from my ubuntu 12.04 . How to to install kde 4.9 in ubuntu? Is there any ppa available
14
votes
0answers
10k views

“System restart required” flag, who sets it and why? How to read it? [duplicate]

When you log into Ubuntu (10.04 in my case), you get to see this notice saying: *** System restart required *** Now, I'm wondering what system component sets it and why it gets set? Using ksplice ...
12
votes
3answers
2k views

Will Unity be considered as interface for Kubuntu?

I'm hearing as how Unity is using nux (and not gtk) for its gui. I realise that it's tangled up with Compiz somehow, but I wonder if anyone has considered Unity as the future interface for Kubuntu... ...
11
votes
2answers
11k 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.
11
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 ...
11
votes
1answer
942 views

How to disable KDE's brightness OSD?

I am using lightum to automatically control the screen's brightness depending on the surrounding light (on a Retina MacBook Pro). The problem is, though, that KDE picks up the change and displays the ...
11
votes
2answers
2k views

Less graphics power all the sudden (Intel HD 3000)

I have a Intel Sandy Bridge i5 with the HD 3000 graphics card. I used to be able to play Urban Terror and Nexuiz comfortably with 85 and 60 frames per seconds until mid/end of October 2012, the former ...
10
votes
9answers
18k 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 ...
10
votes
3answers
26k 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?
10
votes
1answer
10k views

Should I set up my CUPS Printing to use IPP, LPD or URL?

When I got to add a network printer, I'm always confronted with the same dilemma: Do I set up the printer via IPP, LPD, or using it's IP address (AppSocket/Jetdirect?) and why? What are the ...
10
votes
1answer
463 views

How to make digiKam remember Google's Two-factor Authentication password?

I use digiKam on Kubuntu 12.10 to organise my photos and really like being able to upload to Picasaweb using kipiplugins. Unfortunately after having set up Google two-factor authentication I now need ...
9
votes
3answers
2k views

How do I install support for Unicode emoji in Chromium?

How do I make Chromium on Kubuntu render Emoji Unicode characters ? Like these : 💘💙💜💗💚❤💓💛💚💗
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?
9
votes
4answers
12k views

How do I remove the KDE 4 Plasma Tool Box/cashew icon from the desktop?

I'm looking to remove the "Tool Box" icon in the upper right hand corner of my KDE 4 desktop, but can't find any configuration setting anywhere to do so. I'm new to KDE 4, so it's quite possible I ...
9
votes
2answers
364 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?
9
votes
4answers
21k views

How to reset monitor settings to default through terminal?

I have a tricky problem regarding multiple monitors on KDE (Kubuntu). I have a laptop which, at home, is connected to two monitors - VGA and HDMI. That works only when the built-in laptop display is ...
9
votes
2answers
4k views

How can I disable Hibernate completely in Kubuntu?

I have seen the answer on How to disable hibernating?, but I have no such file. Possibly because that suggestion was written for Ubuntu, not Kubuntu (KDE, not Gnome). I do not have a swap on my ...
9
votes
1answer
579 views

screen blacks out after pressing a key on keyboard, specially enter key

I have natty and have installed kubuntu-desktop package. Before installing it, everything was fine but after that, this thing happens: When I'm typing, after stroking a key, screen blacks out, fan ...
8
votes
3answers
12k views

How to open the display from ssh login?

Is there any way to open the desktop display from terminal(ssh login)?
8
votes
5answers
24k views

How can I copy/paste files via RDP in Kubuntu?

I recently installed the latest Kubuntu (x64) on my work machine as I am trying to migrate away from Windows. Unfortunately I use RDP very frequently to connect to customer's servers and need to be ...
8
votes
4answers
17k views

Can I get the Ubuntu Software center in KDE?

Is there a way to get the Ubuntu Software Center on Kubuntu?
8
votes
7answers
27k views

Can I connect to my company's Exchange server through Kontact?

Running Kubuntu 11.04 (Natty) and am trying to replace Outlook. I need access to calendaring and email but have not been able to figure things out. A Google of things doesn't give me very good ...
8
votes
1answer
127 views

How do I stop the screen from being locked on resume on Kubuntu/KDE?

Per How do I stop the screen from being locked on suspend? I want to be able to sleep and resume without the screen locking. All the previous answers seem to involve fairly Gnome-specific things that ...
8
votes
3answers
6k views

How to turn off screen (DPMS) together with locking session in KDE?

First of all, I'm aware a similar question for GNOME is asked here: "Switch off laptop backlight when locking screen". Objective I would like to turn off my screen on locking the session for power ...
8
votes
1answer
2k views

How to remove KDE and XFCE applications from GNOME menu?

I am new to Linux. I installed kubuntu-desktop and xubuntu-desktop over the default Ubuntu 10.10. I want to unclutter the menu, so that applications related to a particular desktop appear in menu ...
7
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?
7
votes
4answers
2k views

Where is the Alpha 1 release of Kubuntu 12.04?

I have been looking around, and I can't find any official informational update on the first Alpha release of Kubuntu Precise. Was Alpha 1 released?
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... ...
7
votes
2answers
14k views

How do I know my KDE version?

I'm on Kubuntu 11.04 and I want to know what KDE version I'm using.
7
votes
4answers
41k views

What are the differences between Lubuntu, Kubuntu, and Ubuntu? [duplicate]

Are Lubuntu, Kubuntu, and Ubuntu the same except for the desktop environment and a few programs?
7
votes
1answer
4k views

Eclipse luna crashes on new project in Kubuntu 14.04

I'm having some trouble getting Eclipse Luna to work. I downloaded the tar.gz from their site and I downloaded the tar.gz for the Java JDK. I extracted everything and Eclipse opens properly, but when ...
7
votes
2answers
7k 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
13k views

How can I install Unity in Kubuntu 12.04?

I'd like to try Unity, but I'm running Kubuntu 12.04 (64-bit). How I can I install the Unity desktop environment? I tried "sudo apt-get install unity", but after installation and choosing "Gnome" ...
7
votes
6answers
1k views

Install Ubuntu or Kubuntu?

I want to upgrade my Ubuntu Lucid to Kubuntu Maverick (with a fresh install of course). I want to try KDE, but I have heard there are slight issues with the native Qt applications compared to the GTK ...
7
votes
2answers
4k views

Why are there no alternate CDs?

In trying to download the latest release, I see there are no alternate CDs available. Previously I have needed them in order to install with a linux software raid root. Does the lack of alternate ...
7
votes
4answers
109 views

Broken fonts in KDE (Kubuntu 14.10)

From time to time I experience a very strange bug: Fonts are broken not only in Firefox, but in the whole KDE environment. What can I do to fix it? UPDATE #1 Installed Kubuntu from scratch and ...
7
votes
3answers
9k views

headphones not working on Windows after installing Kubuntu 12.10

Sound was working fine on Windows, but yesterday after installing Kubuntu 12.10 the headphones in windows stopped working. The victim is an Asus N53SN laptop. In Kubuntu sound works like a charm, but ...
7
votes
3answers
4k views

How to run Java application in KDE with Qt-like UI?

Continuing my question in Install Ubuntu or Kubuntu? I have tried Kubuntu (KDE), and it was very cool as cool as Ubuntu (GNOME). but there is little problem with its user interface when we start Java ...
7
votes
3answers
1k views

Can I disable Activities in KDE?

I'm running Kubuntu and one of the features I've never found a use for is Activities. For the uninitiated, it lets you set up your desktops and applications based on the activity you're doing... ...
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
280 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
1answer
2k views

intel_do_flush_locked failed Input/Output error

Sometimes while running apps using OpenGL, the following message comes in the command line where I run the app. I have a Sandy Bridge integrated graphics card (the same as in the bug reports) ...
7
votes
3answers
949 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
5k 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 ...