KDE (K Desktop Environment) is a Qt-based desktop environment as well as a suite of cross-platform desktop applications.

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Xfce login sesion start

I am using xubuntu 14.04. I wanted to try the kde desktop environment and installed it. I didn't like it so I uninstalled it. But after that when I log in into xubuntu sesion a get a blank screen and ...
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3answers
67 views

Making Windows seasoned students feel comfortable with Kubuntu

After two years of endless campaigning by me and my schoolmate and comrade, Ask Ubuntu user Shubham Rao, we have finally succeeded in convincing our teachers to switch from Windows XP to Linux. A ...
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What is “camera:/” when I connect my Camera to Kubuntu?

Using Kubuntu. When I connect my Camera to the system through an usb cable, a prompt will be shown at the right bottom corner: After clicking "Open with File Manager": Dolphin opens with the ...
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2answers
72 views

Numeric pad always enter digits

In KDE there is an option to keep number work as if it is on: . But it does not work in edit area of Qt Creator. How can I solve this problem?
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76 views

Okular Crashing in xubuntu14.04 for LaTex generated pdfs with embedded videos

I have used the same method,package and set-up for generating and viewing LaTeX generated pdfs with embedded video in okular. It is working fine with say okular --version Qt: 4.8.3 KDE Development ...
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1answer
68 views

Can I disable Alt+Drag for some applications (under KDE/Kwin)?

Like a lot of window managers, Kwin lets you move windows by holding Alt and dragging them with button 1 on your mouse. This is really great... Until you're in Virtualbox and you try to move a guest ...
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292 views

Kubuntu - How to use Plasma Active?

Is there any way to switch to the Plasma Active Workspace on Kubuntu? The Kubuntu Active images are broken for me for over a year now and so I wanted to try to activate Plasma Active somehow within ...
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17 views

Opensource project development [duplicate]

I am trying to put my hands into in an open source project. I found this list to be pretty useful for finding opensource projects but, these are kde projects and I use Ubuntu 14.04. So, I would like ...
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73 views

How do I make the panel background invisible in Kubuntu 14.04 [duplicate]

I hope I am not wrong by asking a Kubuntu question. Previously there was a desktop theme called Bare Naked. It is my favorite, but no longer is available. Is there a way to make the panel ...
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1answer
60 views

How to delete a manually saved session

I'm still a newbie to linux and i'm using kubuntu,please is there a command to delete manually saved sessions that i saved,i know it is possible by going to settings and using the "start new session" ...
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68 views

Kubuntu is significantly slow to start some of the programs in X window

I have Kubuntu 14.04. There is no performance problems other than this. Since the installation of the OS some programs like Dolphin, Gweview, Dragon Player and Muon Discover take a couple of minutes ...
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106 views

A qdbus command error

Why do I get an error with this command in KDE: qdbus org.kde.klipper /klipper getClipboardContents qdbus: could not exec '/usr/lib/x86_64-linux-gnu/qt5/bin/qdbus': No such file or directory ?
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1answer
84 views

Cycle through windows in KDE on Ubuntu 14.04

I just switched from Gnome to KDE on Ubuntu 14.04. Is there a keyboard shortcut to cycle through applications in KDE, such that if the same application has multiple open windows, only the first is ...
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127 views

How do I use lightdm for login instead of light-locker?

I installed xubuntu on my laptop and recently removed nearly all of the xfce4 packages in favor of a kde desktop. However, light-locker is still used for the login screen. How can i remove it and ...
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77 views

menubar not showing with KDE 4.13.2/Ubuntu 14.04

The menu bar is not showing on any applications besides KDE applications. Anyone know how to get it to show?
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1answer
405 views

Qt 5 configuration

I have a problem setting Qt5 apps correctly on my computer. I'm running Ubuntu 14.04 with KDE4, I have configured the look in the KDE system settings and that look is used in every qt4 apps and gtk ...
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1answer
119 views

KGraphViewer replacement

Is there a replacement package for the deleted KGraphViewer? The qt dev pacakage is installed. Compilation of the latest Umbrello works. Also I tried to compile it from the git remake ...
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1answer
359 views

LightDM login fails for LDAP users

When trying to log onto a Kubuntu 14.04 LTS system. I noticed that all users would pass, when logging in via ssh, but graphical login (i.e. LightDM with the KDE greeter) would just be possible for ...
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48 views

kernel crash after applying kde window theme unsuccessfully?

I had been trying a bunch of different themes in KDE just because I kind of like to do that (don't judge me) and when applying a theme that emulates the windows 7 titlebar, kwin and kde started ...
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1answer
71 views

Can't type caret ('^') in Konsole [closed]

I can obviously type it my browser and even in Xterm, but not in Konsole. I'm using Kubuntu, 13.10. To be thorough, I am using a German keyboard (which is already a pain), but I don't see why that ...
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1answer
245 views

Making Konsole to be login shell by default

I don't know why there are "login" and "non-login" shells in the first place, and i'm not very eager to know. The fact is that the RVM and NVM software that i use frequently require login shells, and ...
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1answer
155 views

How to stop NumLock toggling

Is there any way to stop NumLock toggling keypad in KDE? I want to use Numlock as a hotkey and toggle keypad with another key or with an application.
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152 views

0 Byte update Package

for some reason, every time I open the update manager (muon in my case) it shows me that I need to update "PlayBar" (an KDE:Plasma plugin I don't use..) to the Version 0.5.1 with 0 B to download.. ...
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45 views

kde-full and unistalling some of its packages

I installed KDE using kde-full - so far so good. But when I try to unistall some of its app wich is not so neceseary to me (like marble or kalgebra), apt-get remove will show me Reading package ...
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3answers
271 views

How to change login screen

After installing kde, I had an ugly splash and login screen that I didn't like. I managed to get the splash back to normal, but I can't get the login back to normal.
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2answers
303 views

How to change date and time format from Arabic to English

Hi I am using Kubuntu and my language system is english but when I am using date command the output result is arabic format like this جمعه ۱۸ ژوئیه ۱۴، ساعت ۰۲:۳۴:۵۸ (IRDT) what should I do to ...
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1answer
82 views

how do I change the default icon size of smooth tasks plasma taskbar?

By default the icons are completely square, so while I can make them wider, that has the effect of making them taller. I want to perfectly emulate the windows 7 taskbar, but changing the space between ...
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80 views

Kubuntu launcher menu without categories

I dont know if its right to ask about Kubuntu, but I hope not :) I'm trying Kubuntu 14.04 and I just found one disadvantage for me that's the way how the launcher looks. It contains categories, in ...
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2answers
23 views

Too Many Lock Screens

I installed a few different GUI environments for Ubuntu 14.04 and I finally settled on KDE. However, when I lock my desktop and come back to it I have to sign in twice... I have two different ...
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1answer
379 views

Kde. Set plasma 5.0 lockscreen

I want to set plasma 5.0 lockscreen. http://www.kde.org/announcements/plasma5.0/screenshots/lockscreen.png When I execute $ sudo dpkg-reconfigure kdm I see list with gdm, kdm, lightdm. There is ...
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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 ...
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22 views

Why do konsole and kate have different menubar color than other apps?

Here are some screenshots: I am using Kubuntu 14.04.
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131 views

How do I get the OSD for brightness hotkeys on Kubuntu 14.04 KDE 4.13?

I am using KDE SC 4.13.2 on Kubuntu 14.04 (64-bit). The screen brightness changes with the brightness hotkeys on my keyboard (Lenovo G500) but the OSD showing the brightness level does not appear. The ...
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2answers
248 views

“Could NOT find KDE4Workspace (missing: KDE4Workspace_CONFIG) (Required is at least version ”4.9.80“)”

I have been trying to install oxygen-transparent on my kubuntu 14.04 installation for a while now, and every time it fails with the following error: ...
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20 views

How to plug out usb-device if it opened in window (in KDE)?

If window shows content of the usb-device then device can't be retrieved, the system tells that device is used. In other graphic environments you can freely plug out the device, even if you currently ...
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16 views

Is it possible to show a number above the icons in the task bar, referring to which desktop the application is in

I'm trying to create separate work desktops, so I have two shells, two firefoxes, etc. What I want is to be able to look at an icon and see to which desktop it belongs. I'm using KDE and Xfce. But, ...
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46 views

Zsh fade and fire prompts don't look so smooth in yakuake as in gnome-terminal

I am using kubuntu 14.10 with yakuake and zsh installed. I like default fire/fade prompts included to the default zsh distribution. They look really nice for me, but I cannot make them look in yakuake ...
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1answer
99 views

How do I enable mouse momentum after release in kde/gnome/unity?

I mostly use kde, and I've loved it but I recently tried an hp laptop with all the synaptics suite and I played with it a bit and tried the mouse momentum feature, where the cursor continues after ...
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1answer
35 views

In KDE when I create a file in the Home directory it also creates files on the Desktop

Whenever I create An new file in my Home directory In Dolphin it also create the same file on my desktop and on my widget (folder viewer.) How can I fix this? It worked fine until now, but It just ...
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25 views

Removing a window decoration from KDE

How can I remove a window decoration from the list of offline available window decorations in KDE environment?
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0answers
49 views

Compiz magnifier not working on kde

I have ubuntu 14.04 and just switched from unity to kde(kubuntu-desktop). I use compiz magnifier when reading and it works on unity but not on kde. I like kde better and it's annoying to switch back ...
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4answers
31k views

How To Install And Test KDE Plasma 5 On Ubuntu 14.04

KDE Plasma 5 is hitting release candidate now: Schedules/Plasma 5 - KDE TechBase. How can I install plasma 5 in Ubuntu 14.04.
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0answers
71 views

Ubuntu settings mess up after trying Kubuntu

I am trying Kubuntu on my computer, but then I come back again to Unity and when I do, configuration keeps some of KDE's settings: General window and indicator fonts are smaller and thinner; they're ...
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1answer
1k views

How to install KDE on Lubuntu 14.04

At my work we had to install a Linux distribution to replace Windows XP. We liked KDE but we only had to use CDs. So we chose Lubuntu and now we want KDE. Is there any way we can install KDE. Will it ...
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0answers
21 views

Akgregator probelms: try icon and favicons

I use Akgregator in Unity and I have two problems: I don't see the try icon (with the number of new messages): I don't see the favicons of the feeds, but only the default icon: How to solve ...
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1answer
176 views

Restore qt integration after removing KDE

Restore GTK integration after removing KDE; this shows how to remove the kde-theme for gtk, and now I want to do the same for qt-applications. I have tried qt4-qtconfig, and it does not work. Here is ...
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1answer
16 views

how to have lightgray interface from kde to ubuntu

I want to give all my apps a light-gray interface without actually installing KDE or Kubuntu. I am using Ubuntu 14.04. Is there a theme or something that can achieve this ?
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1answer
66 views

How to stop nautilus managing desktop [duplicate]

How can I stop nautilus creating a desktop when it is run in KDE environment. Is there a way to make nautilus command work the same as nautilus --no-desktop? I downloaded Tweak Tool. It has no option ...
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1answer
232 views

knote/sticky note widget text location

I had several note widgets on Plasma Desktop. Where are the notes saved? I have a problem with plasma-desktop and it is not run. But I need the notes. Where can I find them?
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1answer
698 views

How to control programs run at startup?

I have wicd, hplib and psensor installed. But they all always a run at startup in KDE environment. How can I stop them running at startup?