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

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Cannot set window activity

I tried right-clicking the top of the window, I get the options, "Minimize, Maximize, Attach as tab to, More Actions, Close". But no "Set Activity" This used to work, I am not sure why it doesn't any ...
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1answer
315 views

Chrome maximised black screen, missing icons and text

So I'm running Ubuntu 12.10, and I've been having issues with the Google Chrome icons going blank until I hover over them. The text on each tab also goes blank often. I presume it's some graphic card ...
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6 views

Remove kdewallet password prompt

I would like to turn on my computer and it automatically connect to the wifi without typing in any passwords. I've found online how to disable the kdewallet using kwalletmanager and that works - but ...
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13 views

clear Konsole color scheme

When I open this file in vim class Program : Object { static int _I = 1; /// <summary> /// The quick brown fox jumps over the lazy dog /// THE QUICK BROWN FOX JUMPS OVER THE ...
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14 views

KDE resizes when I turn off a monitor

I have a fresh install of Kubuntu 14.04 with 3 monitors. When I turn off a monitor, KDE detects that and resizes/moves windows to the other monitors. I usually want to turn off all monitors and walk ...
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14 views

After Login, login background remains. Shows /usr/bin/startkde“ X session — ”/usr/bin/startkde" not found

I want my normal Ubuntu environment back. I am describing the series of modifications I have done. Because it may help understanding the problem. [modification 1] I had installed a "theme" that ...
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1answer
22 views

KUbuntu Screen Edge triggers no action

on my current install of Kubuntu 14.04 I cannot get Screen Edges working. I activate them the via (System Settings -> WorkSpace Bahavior -> Scrren Edges). After applying the change I get a blue glow ...
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33 views

KDE Plasma 5 upgrade has removed my window decorations

Upgrading to KDE Plasma 5 today in Vivid Vervet (Wednesday 21st Jan) has removed all my window decorations such as borders, etc. I can't move windows, drag windows, etc. Any ideas how to get it back?
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1answer
20 views

kstart detailed description

I'm having trouble getting kstart to work properly, so I'm looking for a much more detailed description of its behavior than what I can get from its manpage. Although the manpage describes all the ...
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6 views

Trunk on KDE Connection manager (802dot1q _ graphical )

I have KDE connection manager v0.9.3.3 . I need to connect my ubuntu 1404 with kde desktop to trunk and create vlan on it . I could see vlan on graphic setting bud can not define trunk. How can I ...
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39 views

Cannot mkdir changed home directiory

So I'm on a chromebook and I'm running 13.10. The only reason I got that version is because it took less time to download and install. It works fine, and hopefully it's not too different from Ubuntu. ...
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1answer
62 views

Text color sometimes unreadable in Elegance KDE Desktop theme

I'm using the KDE desktop (but originally installed normal Ubuntu). I like dark colors for my desktop theme. The only dark theme I see installed by default is "Elegance". When I select this theme, the ...
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4k views

How to get full Conky transparency in KDE 4.11?

On recent versions of KDE (4.10, 4.11 at least), the Conky window does not have a transparent background, despite settings in the .conkyrc file.
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2answers
582 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 ...
2
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1answer
95 views

Ubuntu fails to boot after kubuntu-desktop uninstalled

Some time ago I installed kubuntu-desktop on my Ubuntu 14.04 using these instructions. However, after some time I noticed that my Eclipse started crashing often under KDE so I decided to remove it. I ...
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23 views

How can I downgrade KDE5 to KDE4 but keep the login manager?

Title says it all...I want my plasma 4 desktop back but I am absolutely in love with the new lock screen, even over GDM and such. Any way to do this, or any way to uninstall it all then reinstall that ...
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1answer
76 views

How to modify desktop calendar settings on Kubuntu 14.04?

How can I modify the following things on the desktop calendar on Kubuntu 14.04 with kde 4.13: 1.change the first day of the week to monday 2.remove these useless US holidays from it 3.there are ...
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1answer
13 views

Errors installing KDESVN and kde-runtime

sudo apt-get install kdesvn returns: Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have ...
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1answer
340 views

Huge KDE System Tray icons in Kubuntu 14.04

My KDE system tray icons are huge in Kubuntu 14.04: Notice that the Skype and wicd icons are sized properly, these are not KDE apps. However the KDE apps' icons (Klipper and Volume Control) are ...
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68 views

Kubuntu 14.10 Plasma5 suspend/hibernate problems

I updated my kubuntu from 14.04 to 14.10/plasma5. I have some annoying problems (no splash screen, sometimes problems booting). But a much bigger problem is the fact that I can no longer suspend and ...
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1answer
23 views

My KDE desktop is 'GONE' How can I recover it?

All that is left of my KDE Kubuntu 14.04 Desktop is a white background with no kicker, launcher, etc. All I get is a couple instances of Object could not be created here or something to that effect. ...
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3answers
825 views

Accents stop working all of a sudden in Libreoffice

I can write characters such as á, é, ó, ã, ê, etc just fine in Kubuntu 14.04. Even in LibreOffice. However, if I switch windows from LibreOffice to, say, Chrome or even Dolphin, and then I switch ...
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1answer
30 views

Locale troubles

I'm having trouble fixing my locale settings. A similar question has been posted earlier here: How do I fix my locale issue? But it proved unhelpful. My problem is not that the locale is not ...
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3answers
782 views

windows maximize to full screen and bottom hides behind the panel

I have one monitor above another. I would like to have a panel at the top of the bottom monitor and another at the bottom of the top monitor. Putting the panels in place works as expected. However, ...
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2answers
299 views

Trying to change kde setting something changed the font/font rendering and I can't go back

I was going through list (the first post)... I changed some of the settings and some other things in the system menu, but somewhere for some reason, the font of most applications changed, and now ...
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13 views

Krusader & Xfce - Wastebin is full

I've just installed Krusader and have annoying problem. Whenever I try to delete a file (move to trash) I've got a message: The wastebin has reached its maximum size! Cleanup the wastebin ...
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2answers
10 views

Alphabetize menu items in K submenus

How can I alphabetize the items in a submenu of the K menu in Kubuntu (14.10)? The actions in the "Edit Applications" menu that you get by right-clicking don't include Sort.
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59 views

Device not identified as removable

I have an ebook reader (Kobo Aura) that used to appear as a removable device when connected (in KDE's device notifier). Some time in the last month or so (I haven't upgraded the device), it has ...
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3answers
2k views

virtuoso-t CPU usage increases a lot when kmail is launched

This relates to Kubuntu 13.04. It is a clean install into a clean /home folder. When I launch kmail the CPU usage of the virtuoso-t process increases by a huge amount. I have an i5 laptop and the ...
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2answers
133 views

imwheel defunct on dialog popup in front

In Kubuntu 14.04 (KDE 4.13.0), I use imwheel 1.0.0pre12-9 to map the extra thumb-buttons of my LogiTech M510 to some useful keystrokes for certain programs. This works fine, it will start nicely when ...
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20 views

Could not completely remove kubuntu

I have installed Ubuntu 14.10 recently. I am new to this ubuntu OS. i searched online for installation of kubuntu and installed kubuntu successfully. but i didnt like it. so i decided to uninstall it. ...
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2answers
602 views

Maximized windows go under vertical taskbar with dual monitors on KDE

I just installed KDE and put the taskbar vertically on one of my 2 monitors. The problem is that maximized windows don't recognize the taskbar space. The maximized windows go under the taskbar. It ...
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35 views

How to set a proxy system wide in kde plasma 5

There is a connection manager widget without proxy options.
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14 views

Sound buttons not working in KDE

Sound is working perfectly under Unity. When I login to KDE, the sound buttons stop working. I have an HP Envy laptop, f6, f7, f8 are supposed to mute the sound and change the volume. When I click ...
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72 views

Kubuntu 14.10 crashing frequently

I have installed Kubuntu 14.10 on my new laptop, and have been using for past couple of weeks. It's a Dell Inspiron 7537, the 16 GB variant. It's happening very frequently (3 to 4 times a day) that I ...
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1answer
595 views

KDE Plasma Desktop 5 on Ubuntu 14.04

I heard that the K Desktop Environment Plasma Desktop 5 is out. I want to try it out on my Ubuntu 14.04 computer (not Kubuntu). I am aware that Project Neon no longer exists. Can anyone tell me a PPA ...
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1answer
113 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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77 views

Kubuntu 14.10 touchpad middle click problem

I just installed the development version of kubuntu 14.10. It use plasma 5. All thigns work correctly but I can't emulate the middle click tapping with two fingers on the touchpad. I tried to open ...
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1answer
54 views

Problems with login screen kubuntu, lightdm

Recently, I installed xfce on my kubuntu pc, when I got tired of it, I uninstalled it. Here is where my problem appears, the login screen doesn't get back to normal kde login screen, it becomes a ...
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107 views

What are the system requirements for installing KDE Plasma 5?

I'm about to install Plasma 5 on older hardware. What are the minimum system requirements of KDE Plasma 5?
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1answer
60 views

No wireless networks shown on Kubuntu Plasma 5

I recently got a new laptop and am setting up linux on it. I'm running off of a liveusb for Kubuntu (the new Plasma 5), and don't see (in the desktop UI) any support for wifi. The network manager ...
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0answers
13 views

Is it possible to display KDE and windows in full 3d?

I think the name is pretty self explanatory...I have a samsung monitor that has an adapter and active 3d glasses. I want to know how I can connect it all together, and display KDE and all it's windows ...
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1answer
21 views

Winflip for ubuntu?

When I had both Vista and 7 I found one feature I was constantly using mostly because it looked cool while doing something was winflip, where all the windows were stacked in a full 3d card view when I ...
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1answer
124 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
3k 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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1answer
119 views

adobe flashplugin-installer keeps sending error message at startup (kde daemon on kubuntu 14.04)

I have the adobe flashplugin installed (grmmmbl...) but kde daemon keep sending this error message at session startup : Saying it cannot find the flashplugin installer while i do not want it (and ...
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2answers
91 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 ⟫ ...
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25 views

Why doesn't Transmission-qt use Oxygen theme in Kubuntu?

transmission-qt doesn't use oxygen theme on Kubuntu. The buttons are GTK style. How do I get Transmission to use Oxygen theme? Thanks.
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28 views

How to copy&paste text between Windows and KDE remote desktop

I installed KDE on the remote ubuntu 14.04 LTS, and I connect it using Windows 7's Remote Desktop. But I don't know how to copy&paste text between Windows and KDE remote desktop. The autoselcut ...
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10 views

HTML messages coloured incorrectly in KMail

In KMail, this for example is the render for an email: While this is the email from the same mailing list in Fastmail. I have tried flipping colours in the fonts, to turning HTML on and off, but ...