Questions tagged [kde]

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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upgrading to ubuntu 21.04 breaks plasma desktop

after upgrade i was told that around 200 packages aren't needed, from which most are plasma dependencies and some qt stuff. removing does nothing different compared to leaving them installed, since ...
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“Could not find a 'Notifications' widget which is required for displaying notifications”

Hello I am running Linux with KDE Plasma and Latte Dock. I have no notifications whatsoever but have a full stack engineering job I start on Monday. Gonna need notifications! I've looked around a lot ...
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HEIF/HEIC support in Kubuntu 21.04

I upgraded from Kubuntu 20.10 to 21.04. According to the answer at Any app on Ubuntu to open and/or convert HEIF pictures (.HEIC, High Efficiency Image File Format)? support for HEIC/HEIF is a part of ...
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Cutoff max amplitude at a volume level

I have tried multiple adjustments with alsamixer and pulseaudio, but none of these give the desired result I want. The problem: When I watch a youtube video on my laptop (sound output on my Laptop ...
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System freezes during video/audio streaming on Ubuntu 20.04

I suddenly started facing an odd issue a few days ago which seems to happen only sometimes. If I'm streaming video or even doing an audio call on a browser (Chrome or Firefox), my system sometimes ...
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How to change primary display in KDE?

I can't seem to find the option to make my second monitor as primary display, how may I change that? Thanks in advance!
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JetBrains program icons disappear when added to Favorites on Kubuntu

This issue is happening with PyCharm and CLion on Kubuntu 20.04 LTS. The steps are as follows: Install Program with a Desktop Entry. Desktop entry shows up when searching for Program (with icon ...
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How do I stop KDE wallet password request when connected remotely through VNC

I am using Kubuntu 20.04 (but had same issue in Kubuntu 18.04). I am running TigerVNC server on it and whenever I connect to the VNC server, I sometimes get a KDE Wallet popup requesting a password . ...
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Change Computer Name in System Information

I want to create a custom Ubuntu distro. But I can't seem to find a way to change the name of the OS in the System Information app. It would also be good if I could change the Icon and link too. Here ...
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Lost (desktop after installing libgtk

I was trying to correct a problem with jasper studio and changed its link to libgtk-3. When i did firefox & thunderbird shutdown & would not staet back up. I reverted what I had changed for ...
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How to open PDF files on Telegram with my preferred application in Kubuntu?

Whenever I open a PDF document in Telegram, it opens in Xournal++. But I want it to open with Okular, which I have set as the default PDF reader. PDF documents in Dolphin do open with Okular. How to ...
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KDE Plasma Neon 20.04 Picture of the Day Wallpaper not working

Using: KDE Neon 20.04 Problem: Trying to set the Wallpaper to Picture of the Day, and just getting a blank screen. (Was able to do this in older version of KDE Neon). I'm getting an "error/...
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Ubuntu20 rename window, search window is controlled by which process

I'd like to ask you some questions.The following two Windows are opened by what process.Rename Windows and the interface for searching information. thanks!
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Okular pdf print preview problem

On ubuntu 20.04, I am facing problems with printing from day one. I don't know where to start from. So I deleted cups and just focus on okular. However, the print preview is coming out bad and when I ...
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14 views

Kubuntu 20.04 Screen Edges Preview/Selection broken

I'm trying to remove the top-left corner screen edge action, however when I launch the Screen Edges settings window in any way (main settings app, through the search box, using kcmshell5 ...
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installation of kde in WSL

recently i got some problems with PC so i formatted hdd and installed win10 (ofcourse beta). to make some personal things i need to have ubuntu with FULL DESKTOP (gui). i decided to choose that it'd ...
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battery power drain xps 13

New Dell XPS 9310 with UBUNTU 20.04 preinstalled. BIOS updated to 2.2.0. On "sleep" lose about 5-10 % of battery overnight. On "off" (either by "shut down" cmd or 15 sec ...
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2 hard drives, 1 Linux OS, grub issue @startup

Im experiencing issues with my new Ubuntu Studio 21.04 install. A fresh install that I did overwriting the Ubuntu Studio 20.04 LTS I previously had. Here is the link from my bootrepair attempt : http:/...
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1answer
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Kubuntu 20.04 - Notification flicker

I am using Kubuntu 20.04 with KDE Plasma 5.18.4 My issue is: The notifications are flickering and I want to get rid of this. I tried various themes, compositors (OpenGL 3.1, OpenGL 2, XRender) and ...
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KDE Service Menus get list of selected files in selected order

I try to add an Service Menu Action to dolphin to combine selected pdf-files with pdfunite. It works so far. Now I am stuck, because I want to select the order, in which the files are concatenated. ...
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24 views

How to see google drive folder on dolphin file browser?

Yesterday I have installed KDE Plasma Desktop on my Ubuntu 20.04. My online accounts seen empty (even I have added google account before I install Plasma). So I have added my google account again on ...
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1answer
45 views

KDE Plasma night color wont turn off

I activated night mode a while ago on ubuntu 20.04, but rotating shifts now have me wanting it off. Problem is, the apply button is permanently greyed out. So any changes I make, I browse away from ...
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1answer
247 views

Taskbar- and Menu-Icons missing after update to Hirsute Hippo (21.4)

All Application and window icons are missing/changed to black squares after update to Hirsute Hippo (Kubuntu 21.04)[Desktop with missing icons][1] Changes in Theme, Iconset, plasma style (Breeze, ...
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KDE-Plasma does not look like it should

Ubuntu version: 20.04 I have been using RHEL for long time form server purposes (mostly only text), but I'm newbie in Ubuntu for Desktop daily usage. Previously I had original gnome and installed KDE-...
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29 views

Does KMail stores emails encrypted at rest?

I would like to know if someone with access to my computer can read my emails and get my email provider password.
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37 views

After KDE install, default file manager became Dolphin on Gnome

After installing KDE Plasma on my Ubuntu 20.04, on Gnome the default file manager for Firefox, Chrome and Brave is now Dolphin. Even on a new created user, so the issue might be on /usr/share/...
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KDE: Task switcher does not show thumbnails

I have upgraded 2 laptops to Ubuntu 20.04. On laptop A I can choose the KDE Task Switcher 'Grid' (which works perfectly). I cannot choose that on laptop B. I can install 'Thumbnail Grid' but that does ...
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Kate only shows up when I search for it, not in the application launcher (Plasma 5.21.4) [closed]

Recently, I've been messing with the KDE Menu Editor. I wanted Kate to show up in two categories, Utilities and Development. This caused Kate to show up two times when I searched for it, so I removed ...
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Partition can't be resized? [closed]

2 weeks ago I installed KDE Neon as my primary OS on my laptop, and let it use the entire disk. I wanted to resize my partition since I wanted to try to dual-boot, therefore installed GParted. I have ...
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KDE desktop lagging after closing applications and applying settings

I am using KDE neon 5.21 with Ubuntu 20.04 LTS on a HP Elitebook. The system is running pretty smooth but there is one major inconvenience: The desktop sometimes becomes extremely laggy. The mouse is ...
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31 views

KDE - Global Menu - Dual Screen

Hello askubuntu Community, I use a Plasma 5.21 setup that includes a global menu sitting in a topbar. It works perfectly fine, except when I move a window to the second screen. When I do that the menu ...
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20 views

Kubutnu fix mouse pointer after installing new kernel

After compiling rt kernel on ubuntu which i have kde-plasma my mouse cursor pointer appear something like below screen shot: when i take a screen shot with spectacle mouse pointer is fine how can i ...
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How to include a default color scheme in a snap wrapper virtual container?

This snap wrapper for qtiplot works correctly with Breeze Light color scheme but it does not work properly with Breeze Dark (kde plasma 5.21.4): titles not appearing equations are not visible on ...
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How to enable MPRIS control of a GTK application in KDE Plasma?

I came across a GTK application (Blanket), which can be controlled with a laptop's play/pause button in GTK based DEs like GNOME, XFCE and Cinnamon (tested in Ubuntu 20.04, Xubuntu 20.04, and Linux ...
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71 views

KDE Plasma 5 Undesireable Keyboard Layout Switching Behavior

I recently switched OS from Ubuntu 20.04 to Ubuntu Studio 20.10 via a clean install. Overall, I am very happy with my new OS so far; Plasma is sleek and intuitive. However, I've been facing an ...
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17 views

KOrganizer - can't create any item 'Select a valid collection first'

Kubuntu 20.10, When i try to create an item in KOrganizer (event or todo), I have that message when I try to save. (empty calendar field? and i can't change it), but when I open settings>configure&...
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16 views

KDE Plasma how to make panels stay below the window?

I've made a panel on top and selected "Windows can cover" in visibility settings, but when I maximalize a window and move my cursor to the top this panel reappears on top of the window. Is ...
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18 views

Connecting USB microphone FIFINE k669 interferes with window manager

I got a fifine k669 usb microphone. When I plug it into my pc, the window manager seems to go crazy. Keyboard shortcut don't work, when I left click on windows it assumes I want to move them (as if I ...
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30 views

Where does Chrome store encryption key on KDE/with Kwallet? Is it properly secured?

According to the google-chrome manpage: --password-store=<basic|gnome|kwallet> Set the password store to use. The default is to automatically detect based on the desktop envi‐ ronment. ...
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38 views

Cannot change global shortcuts on Ubuntu 20.04 with KDE: “Failed to contact the KDE global shortcuts daemon”

I would like to change the ALT-CTRL-L shortcut in Ubuntu 20.04. Custom shortcuts module or Standard shortcuts module is working. But I'm trying to open Global shortcuts module on Ubuntu 20.04 with KDE,...
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38 views

Complete change of DE

i'm serching for help for a question... Sorry if the post can look like some other like... 20 posts, but i've found a fitting answer yet.. I'm trying to compleately remove the gnome ubuntu desktop and ...
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1answer
62 views

kde plasma - system settings keeps crashing , how to fix?

my system settings keeps crashing when changing tabs, got ubuntu-studio 20.10 kde plasma, fresh install (2 times) & updated, same issue. any help plz ? here the bug/error : https://forum.ubuntu-fr....
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71 views

Several errors in mysqul & akonadi Ubuntu 20.04

I have been trying to solve this issue (where I cannot use any default KDE programs, i.e. knotes, kmail, etc.) without getting error: the Akonadi PIM service is not operational. And the Details button ...
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17 views

Broken login screen between mate and kde

So yes: Some time ago i installed and uninstalled kde (i think all packages), today i was trying to install mate desktop. And my problem is : on login screen when i click on password (login screen ...
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1answer
49 views

Ubuntu KDE unlock screen

I have an issue with the unlock screen in KDE. When I lock my screen, then try to unlock it. I have no prompt to type my password. Nothing. Just a blank screen with the background image. I have to ...
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32 views

KRDC can't connect to ubuntu 16.04

Linux ubuntu-srv16 4.4.0-206-generic #238-Ubuntu SMP Tue Mar 16 07:51:47 UTC 2021 i686 i686 i686 GNU/Linux I am able to RDC from Windows 10 but why I am not able to KRDC from ubuntu 20.04? # systemctl ...
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remote desktop connection ubuntu with kde as desktop enviroment

I have my windows pc that I use regularly and an ubuntu 20.04 machine, when I installed ubuntu I changed the desktop environment to KDE plasma following this tutorial (https://www.youtube.com/watch?v=...
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When i use legacy kickoff Widget it's show me some errors like this: module “org.kde.kirigami” version 2.13 is not installed

I want to use legacy Kickoff application launcher it's show me some errors: page 1 last page can you help me to fix it because i love this widget and i want to use this widget I use Kubuntu 20.04
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1answer
15 views

18.04 LTS Colors help: want to keep desktop scheme without making interfaces unusable

Example below from Gimp, but it's not the only one. I like the overall color scheme I'm using in KDE, but several applications are almost unusable, whether it's black text in a black textbox or light ...
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1answer
108 views

Can't login, although password is correct (ubuntu 20.04)

Recently my machine started to boot using a login screen featuring a laser-eyed bobcat (possibly a panther.) and the laser-puma doesn't accept my login (failed to start session , not a wrong password ...

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