KDE (K Desktop Environment) is a Qt-based desktop environment as well as a suite of cross-platform desktop applications. Its latest desktop environment is KDE Plasma 5.

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29
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7answers
30k views

How do I install KDE?

I want to have both KDE and Gnome shells on Ubuntu. Ubuntu only has Gnome installed by default. How do I install KDE?
26
votes
4answers
52k 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 ...
25
votes
5answers
90k 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.
7
votes
3answers
51k 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 ...
4
votes
2answers
19k 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 ...
15
votes
1answer
9k views

Is it possible to use multiple desktop environments on same system?

I am using Ubuntu 12.04. I want to try out KDE and other desktop environments. But I'm not sure if I'll like them enough to switch permanently. I want to be safe and make a transition in a piecemeal ...
17
votes
3answers
1k views

How to add a keyboard modifier state applet to Unity panel?

I am a KDE user thinking about moving to Unity. Due to manual disability, I use sticky keys and in KDE I have an applet in the system panel which shows which modifier keys are active. I remember that ...
16
votes
8answers
31k views

Have tearing (no Vsync) in movies (Nvidia proprietary driver)

This is more of KDE than Ubuntu question, but... I have visible tearing on screen. KDE composition, flash video in Firefox, and simple games like kpat are vsynced, but in steam games and in movies ...
23
votes
2answers
70k views

How to install KDE along Unity?

I have just installed the latest Ubuntu 14.04 and I would like to install KDE along side my Gnome/Unity that I have now. How can I do this? Thanks!
15
votes
7answers
25k views

How to Install Okular 0.15 on 12.04 LTS?

See here for reference: http://okular.kde.org/news.php The new version includes an option to save annotations to the PDF file itself. That's why I am very eager to try out. Is there any PPA from ...
8
votes
3answers
1k views

Clean removal of KDE 4

I recently installed KDE in to my Ubuntu 10.04 machine using apt. (i.e apt-get install kde-desktop) After a while I got enough with the testing and wanted to have gnome again. So I removed all the ...
13
votes
2answers
8k views

“Unmet dependencies” When trying to install KDE Plasma 5.3 on Ubuntu 15.04

I'm trying to install the latest KDE Plasma here but I'm getting You might want to run 'apt-get -f install' to correct these. The following packages have unmet dependencies: kde-telepathy-minimal: ...
16
votes
3answers
38k views

Make KDM the default display manager

I'm giving KDE another try - so far so good. I installed everything using apt-get install kubuntu-desktop. During the installation it asked me which login manager to use and I chose LightDM - however, ...
0
votes
1answer
6k views

How do I install and uninstall kubuntu desktop environment?

I just want to try kde. How do I install it through the command line? If I don't like it, how do I uninstall it through the command line?
10
votes
2answers
2k views

How do I make the login screens and boot splashes match when installing different desktops?

I wanted to try out different desktop environments so I installed XFCE, KDE, GNOME, etc on top of Unity in Ubuntu 12.04 After a while I decided that I didn't like those other DEs and would stick to ...
6
votes
3answers
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.
0
votes
1answer
8k 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 ...
13
votes
0answers
3k views

Uninstall kubuntu-desktop [duplicate]

I installed kubuntu-desktop using sudo apt-get install kubuntu-desktop but I no longer want to use KDE. How do I remove all the packages that were installed by this command ? Thank you
5
votes
1answer
16k 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
7answers
15k views

GTK+ in Kubuntu apps look bad

I have installed Evolution email client on Kubuntu 11.10 and it's not so cute as expected. Eclipse also looks bad. I have the GTK+ Appearance plugin in KDE System Settings and already tried QTCurve ...
10
votes
2answers
5k views

Ugly font after KDE installation

You all know the nice default font that come with Ubuntu, right? I just wanted to play a little bit with Kubuntu and installed the meta package kubuntu-desktop Everything was fine, however the ...
10
votes
4answers
5k views

Restore GTK integration after removing KDE

I was trying KDE (kubuntu-desktop) on top of an Ubuntu Unity install. Now I have uninstalled KDE. However, I see that any non-GTK based application still showing the KDE theme. For example, below is ...
3
votes
1answer
460 views

How to resize a Folder View widget on the desktop?

It's surely my fault, but I am not able to resize the folder view widgets I've put on the desktop. In the previous release (14.04, KDE 4) the folder view widgets all had auto-appearing hanldes for ...
0
votes
1answer
988 views

How can I restore my Unity after removing KDE?

Eliah Kagan's answer to how to remove KDE here (How to remove all traces of KDE installed) is a great first step in removing KDE from a Ubunutu, but I still have remnants of KDE that were not removed ...
47
votes
8answers
45k views

How to turn off baloo in KDE 4.13?

I have Kubuntu 14.04 and just installed the newest updates. Looking at the process list I see baloo indexer running. I could not find a checkbox in Baloo settings to turn off the indexing.
17
votes
3answers
14k views

How can I safely shutdown/reboot/logout KDE from the command line?

I am not talking about shutdown and reboot commands. I want to initiate the same routine from command line that would be performed if I would press the logout/reboot/shutdown button inside the KDE ...
12
votes
1answer
12k views

What is the screen locking mechanism under KDE?

I installed KDE desktop on my Ubuntu: root@DESKTOP:/var/log# dpkg -l|fgrep -i kde-plasma-desktop ii kde-plasma-desktop 5:63ubuntu16 the KDE Plasma ...
18
votes
3answers
142k views

Installing KDE in Ubuntu 12.04

Is it better to use Kubuntu or Ubuntu with KDE? For example, if I were to install KDE in Ubuntu will there be any instability or conflict? Will these two get mixed up with themes and icons? I have ...
12
votes
1answer
12k views

how to remove title bar and borders on maximized windows in kubuntu?

In gnome-shell there is an extension that removes the window borders and close buttons and title bar etc on maximized windows to save screen real estate. I'm sure kwin / kde has a way to mimic this ...
8
votes
2answers
13k views

How to return the login screen to the default

I've been experimenting with various Desktop Environments, including LXDE, XFCE, KDE. I'm returning to Unity, and I would like my login screen back to the default for 12.04. I think that it changed ...
11
votes
1answer
1k views

Is there a good mono-spaced font for Devanagari script in the Terminal?

All the terminal fonts I have tried result in inaccurate rendering of the Devanagari sript (and/or Roman script) in the Terminal In the Devanagari script, a vowel binds itself to a preceding ...
11
votes
4answers
2k views

How to make program autostart only in GNOME

I use both GNOME and KDE SC. In GNOME, I use Docky but I do not use it with KDE. So, I would like Docky to start up only when I login into GNOME not KDE. In KDE, there is an option to make a program ...
7
votes
5answers
21k views

Cannot make NVIDIA driver work with Ubuntu 12.10

I seem to have a problem similar to many but I didn't manage to get it solved: have a Lenovo N581 with an NVIDIA GeForce 610M have just installed a fresh Ubuntu 12.10 64 bits, + KDE and am trying to ...
7
votes
1answer
5k 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
2answers
27k 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 ...
6
votes
1answer
6k 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?
2
votes
2answers
9k views

Unable to start kde

Rebooting my laptop after a few days of uptime (so I don't know what could have triggered the issue) I have found that I am unable to login from lightdm. My password is accepted and the fields ...
7
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

How to change QT (KDE) application icons for gnome?

I'm running gnome3 on Ubuntu 12.04 and my dolphin looks like this: I really don't like these oxygen themed icons and want to use the Faenza icons. I tried backing up the oxygen icons and ...
5
votes
1answer
5k 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
1answer
2k views

How to fix Video tearing with KDE and ati drivers?

I have Ubuntu 12.04.02 x64 and KDE 4.10.00. I'm having a little video tearing while playing ANY video (HD mkv, avi, etc.). it happens with vlc latest version and with default Ubuntu video player and ...
2
votes
2answers
3k views

kubuntu 15.04 upgrade: many problems

I'll just toss here a list of problems I have with the recent upgrade to kubuntu 15.04 I'll accept that all my settings are gone because of the change of framework 4 to 5 (it would have been nice to ...
2
votes
0answers
2k views

Now when there is no neon/kf5 ppa, how can I install KDE 5 in gnome Ubuntu 14.04?

All the other posts suggest to use the neon/kf5 but that doesn't work since early December. How can I do it now?
2
votes
1answer
600 views

KDE theme appears in Unity, Cinnamon, and XFCE

I am running Ubuntu 12.10 with Unity, Cinnamon, XCFE, and KDE installed. Every time I run KDE, the KDE theme appears in all the applications when run on any of the other desktops. I'd really ...
2
votes
2answers
209 views

Copy date and time of KDE calender in text format to clipboard

Is there a way to set a shortcut-key for copying a text format of current date and time of KDE environment's calender?
5
votes
2answers
2k views

Why can't I interact with my ssh-agent? (e.g. ssh-add -D doesn't work)

On my Kubuntu 14.04 system I'm trying to manage keys with my SSH agent, but somehow it appears to ignore my ssh-add commands. Look at this below and you'll see what I mean. List the current keys ⟫ ...
4
votes
1answer
132 views

What's the best way to effectively report bugs?

I've been trying to report a bug about Activities in Kubuntu causing me no end of grief with multiple issues ranging from annoying to total freeze/crash requiring hardware reset. I'm trying to follow ...
3
votes
3answers
3k 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.
3
votes
2answers
1k views

kde clock format: how to include the day in a non-tiny font?

I'm using KDE on Kubuntu 15.04. I want my taskbar clock to look like this: Sun 19 15:11 (or AM/PM would be ok, main thing is Day / Date in the same font size as the time. I don't need my computer ...
3
votes
2answers
11k views

How to fix or re-install the broken packages resulting from updates installation?

I recently installed Kubuntu 14.04 and I installed available updates. Then, I got a black screen with mouse pointer visible. I lost my desktop. However I got to terminal with Ctrl+Alt+F1. Then I ran ...