The official Ubuntu derivative using the KDE Plasma Desktop

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Kubuntu Cursor Select problem

I have discovered a strange bug with the mouse cursor. The select point on the 'text select' cursor is inaccurate on Kubuntu 16.04. For example if I try to click on text, it will select the text above ...
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37 views

Update failures from Ubuntu and Kubuntu 14.04 (with updates) to 16 and cannot get 16 to install can someone help?

1I am encountering update failures from Ubuntu and Kubuntu 14.04 (with updates) to 16.04. I cannot get version 16.04 to install. Can someone help? I have tried both Ubuntu and Kubuntu 14.04 and I get ...
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93 views

Power management, caffeine and crash problems-Kubuntu 16.04 [closed]

I have installed kubuntu 16.04 about 2 weeks ago and I ran into tons of problems since then. I have suceeded in resolving couple of them but the ones listed in here are too much for me to handle. I am ...
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36 views

I am not able to uninstall Kubuntu desktop from Ubuntu 15.10

I tried some answers from here >> How to completely remove kubuntu-desktop from Ubuntu but they didn't work for me. Every method I used it shows yes xyz packages are removed but when logout I find ...
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1answer
222 views

Problems with Xubuntu 16.04 and Intel/Nvidia graphic card

I have a notebook Santech t67 with the following features : CPU intel core i7-6700HQ, 16 Gb RAM, Nvidia GeForce GTX 970M + intel integrated card. I installed Xubuntu 16.04 in dual boot with Windows 10 ...
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1answer
34 views

Kubuntu 14.04: Font rendering on KDE Issues (Rendering Ubuntu fonts as Debian default)

Kubuntu 14.04 is working fine on my computer but I have recently installed it from my USB Device using other boot managers from which allowed me to boot to USB. Now after I got to Xscreensaver the ...
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163 views

GitKraken and Kubuntu - installs but doesn't run

I just tried to install GitKraken, but it doesn't run on Kubuntu 16.04. When I run the program in terminal, I get the output: state: update-not-available App load time: 448ms state: checking-for-...
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1answer
36 views

Qtbase5 installation modified graphics significantly

I was trying to apply a patch, which has been a problem because information on this subject is very limited. I use Kubuntu 16.04 LTS, by the way. For some reason I thought that the package to be ...
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41 views

What is the best way to upgrade to Windows 10 on dual-boot machine? [duplicate]

I have a dual-boot desktop Windows 7 and Kubuntu 14.04. The computer was supplied with Windows 7 installed and UEFI disabled for me to install Linux, which I eventually succeeded in doing. Later I ...
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1answer
35 views

Reinstalling critical files in Recovery Mode

I might have accidentaly purged some critical files, causing my Kubuntu 14.04 to not boot past the startup logo. By entering the recovery mode from a LiveUSB, and running sudo apt-get install -f, I ...
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83 views

How to edit a driver file/ install a new one?

I have some problems with AirLive WL1600USB(rtl8187) on Kubuntu 16.04. It doesn't work. lsusb shows my card: Bus 002 Device 002: ID 1b75:8189 Ovislink Corp. lsmod shows everything, except for ...
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90 views

Kubuntu 16.04 - Wireless card is crashing and cannot be restored

Hardware: Dell XPS 13 9350 Wireless Card: Intel 7265 11ac Wireless Card with Bluetooth 4.0 Symptoms: At seemingly random times, the network will drop and the wireless interface seems to disappear. I ...
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1answer
42 views

Make doesn't work

I use a network card called the rtl8723be. In Ubuntu, that card randomly halts every ten to twenty minutes and my network manager doesn't detect it. There is a solution. A guy named lwfinger put some ...
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1answer
62 views

Kubuntu 16.04 <-> 15.10 Inconsistent and slow wirless network transfer speeds

I have a file server running Kubuntu 15.10 and a client running 16.04. In truth, this issue existed prior to the 16.04 upgrade. When moving files, say a 500MB folder of MP3s, the transfer rate gets ...
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2answers
40 views

Desktop settings for monitors not maintaining on reboot

When rebooting: Folder View Icons switched monitors (previously icons on 1 now on 2, etc) and my wallpaper for 1 moves to 2 leaving 1 with a black wallpaper. I have tried clearing .cache .kde .local ...
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53 views

Kubuntu Breeze-Dark not working as expected

I'm using Kubuntu 16.04. When I tried switching to breeze-dark I applied the following steps: Go to system settings --> workspace theme. Change to breeze dark. Go to color, double check that breeze ...
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37 views

How to add Unity option to Kubuntu login screen?

I have installed Kubuntu on a machine, and decided to install a few desktops so I can change depending on my mood. However, when I ran sudo apt-get install unity, it installed fine, but when it ...
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43 views

KDE and Google Chrome wrong notification position on multiple monitor

With my Kubuntu 14.04.4 and google-chrome-stable, with a two monitor setting (the left one is the primary one and I cannot change this!), KDE notifications are correctly displayed on the first monitor,...
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38 views

Kubuntu Nvidia driver problems

I'm trying to dual-boot Windows 10 and Kubuntu and I'm having some problems when I install the Nvidia drivers and reboot. After I reboot the Kubuntu ui appears to be WAY too small and is unreadable. ...
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1answer
478 views

Constantly crash Kubuntu 16.04

I have a fresh installation of Kubuntu 16.04, everything crashes : Konsole, firefox, plasma, few times borders of the windows disappear and there is no way how to control it anymore. I have to ssh ...
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37 views

Terrible performance

The pc is very slow when I turn it on, but when I restart it then it works normally without bad performance. I tried many distributions and all have this problem. I have a Toshiba C855D-S5307 with ...
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69 views

WiFi problem with Atheros device

I have installed Kubuntu 16.04 on my new notebook, but after install the wifi was not working. So I used lspci command and it returned: 01:00.0 Network controller: Qualcomm Atheros Device 0042 (rev ...
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105 views

kubuntu xenial (kubuntu 16.04) does not seem to remember all settings after restart

Typically, I have various terminals open as I prefer working on the command line. However, upon log off/ shut down and log in again, all terminals in Kubuntu Xenial Xerus have vanished. Earlier ...
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229 views

Installing KDE on Ubuntu 16.04 [duplicate]

I'm on Ubuntu 16.04 and I want to use plasma desktop sometimes. Trying to run apt install kubuntu-desktop generates this output: Some packages could not be installed. This may mean that you have ...
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1answer
75 views

Plasma 5.5.5 NetworkManagement Widget won't load the QML file

Hello I am using Kubuntu 16.04 using Plasma 5.5.5 and Qt version 5.5.1. I was running kernel 5.5.3 and upon upgrade to 5.5.4 the plasma widget for network management seemed to break. So I downgraded ...
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85 views

i3-wm doesn't start after kubuntu 16.04 upgrade

I just upgraded my Dell XPS13 laptop to Kubuntu 16.04. I can't seem to login to either i3-wm or awesome-wm. After I bootup the computer, the sddm login screen appears. After I select i3 (or awesome),...
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1answer
41 views

How to change user icon/avatar in app-launcher? (Kubuntu)

Picture showing default user icon in application launcher TL;DR how do I change the "Standard" user avatar seen at the top of the application launcher as seen in the picture? (Application ...
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1answer
58 views

Kubuntu 16.04 command prompt (Alt+F2) and start menu opening only for 1 second

I got an issue with my new installation of Kubuntu 16.04. I installed it a few days ago and got everything running, but now I have a strange issue. Every time I open the start menu or command prompt (...
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39 views

Can I install the all the software included with Ubuntu Studio on Kubuntu without losing the KDE environment?

I am planning on installing Ubuntu on my new laptop, but I prefer the KDE Plasma 5 DE and I am likely going to use a lot of creation software like that which is included in Ubuntu Studio. I don't know ...
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2answers
157 views

Setup MTS MBLAZE in Kubuntu 16.04

I have kubuntu 16.04 and i am trying to setup my MTS Mblaze mobile broadband. There is no notification of any kind when i insert the usb device. But lsusb is detecting the device Bus 001 Device 004: ...
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1answer
133 views

PCI bus error on startup while booting into login screen (Kubuntu 16.04)

I am using Kubuntu 16.04 on this PC (http://www.hpshopping.in/HP_Pavilion_Notebook_-_15-ab549tx). The problem that I am facing is: On startup this shows up before the login screen: At times it is ...
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1answer
295 views

Wifi not working on Realtek rtl8723be wifi adapter

I am using kubuntu 16.04 on this PC . The problem that I am facing is: Wifi issue: It doesn't discover wifi at times and keeps getting disconnected randomly. Also, when I am connected to a WiFi ...
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137 views

(K)Ubuntu server DNS address could not be found. DNS_PROBE_FINISHED_NXDOMAIN

I have dual boot Kubuntu 16.04 with Windows 10 on my laptop. Recently after playing with bug that causes time differences between these two systems I ran into a problem - I can no longer visit www....
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2answers
63 views

mount img with dolphin

I'm running 16.04 and I am trying to mount a img file, but I have no option to do so. How can I add the ability to mount? Preferably something gui based and just either a context menu option, or ...
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1answer
32 views

How do I install gcc from Kubuntu USB [duplicate]

My laptop has a slightly obscure wifi card and I can't install a driver from the driver management or the USB, and I don't have ethernet. Instead, I found a driver online and it worked on a Live USB ...
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0answers
118 views

Kubuntu 16.04 freezing upon login

I have just recently updated the permissions (allowing Plex media server complete access) to my Videos, Music, and Pictures folder in my home directory. Before that, I had (attempted to) updated the ...
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2answers
399 views

Kubuntu 16.04 and NVidia drivers

This question was already asked a few times already. The threads where it was asked were closed due to low quality answers. I can confirm that none of the answers worked for me - I upgraded the ...
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17 views

Kubuntu 15.04 problems with graphical interface

I have a serious problem with my Kubuntu 15.04 version in my laptop. I am going to explain the weird behavior. When I do log out and log in again or the screen is locked and gets me to the login ...
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2answers
243 views

How to install additional languages in Kubuntu 16.04 LTS?

I need my system to be able to display the characters of Chinese, Japanese, and Right-To-Left languages like Arabic. At the moment, it is not able to display the characters of those languages (e.g. ...
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2answers
327 views

16.04 Live CD screen resolution problem? [duplicate]

I'm not sure if its me, but I have some problems with the 16.04 live CDs. See for yourself (using VirtualBox): VirtualBox settings: Base Memory: 3000MB Processors: 1 Video Memory: 128MB No 3D ...
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348 views

Slow startup of Plasma 5.5 in Kubuntu 16.04

My recent Notebook (Intel i3-6100 with SSD) boots from BIOS to the login of SDDM within 8s. After entering my credentials it takes 31s (no matter if I have autostart of Firefox and Thunderbird). While ...
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also unable to upgrade from 15.10>16.04 because of apt

I cannot get past " apt-1.0.10.2ubuntu2 not installed". Been reading for 2 days, tried everything I can find including all this upgrading from 15.10 to 16.04 apt not installed, downloaded apt_1.0.10....
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1answer
438 views

Unable to install kubuntu-Desktop in ubuntu 16.04 Lts

Following snippet is what I used to install kubuntu-desktop in ubuntu-16.04 LTS sudo apt-get install kubuntu-desktop Got error message, kubuntu-desktop is already the newest version (1.338). You ...
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1answer
67 views

failed upgrade from 14.04 to 16.04

I'm running Kubuntu 14.04 32bit. trying to upgrade I used kubuntu-devel-release-upgrade, it started work fine, but while it was downloading it was interrupted several times but starting from the ...
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41 views

Freshly installed Ubuntu boots into initramfs

a few days ago I installed Linux Mint but had no luck getting wifi working so I switched over to Kubuntu. Everything was working fine and finally after some days of tweaking I had everything setup ...
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1answer
18 views

Box Account Sync in kubuntu

I am new to linux, I have currently installed kubuntu and I need assistance with synchronizing my box account to a folder in my Home. Thanks in advance
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3answers
258 views

Lenovo G50-80 suspend freeze on Kubuntu 16.04

I have recently installed Kubuntu 16.04 LTS alongside Windows 10 Pro on one HDD. System selection works. But when I use suspend in Kubuntu computer freezes entirely. Screen turn off, but all LEDs are ...
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45 views

Amule does not want to launch?

after I did reboot my system (required for an update), well, amule simply refuse to launch... I tried uninstall/reinstall then reboot, but I still have the problem, anyone can explain this to me? ...
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1answer
113 views

Problems with User Management - Kubuntu 16.04

I have one user set up (in addition to myself.) I want to add another one.In user management (in settings) I can't see the user I've already set up! Also, I entered details of another user, which were ...
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2answers
2k views

Plasma 5.6 on Kubuntu 16.04

Is there any way of running Plasma 5.6 on Kubuntu 16.04 without compiling it yourself? The Kubuntu Backports PPA isn't there yet (almost two bloody months after the release of Plasma 5.6) and Ridell'...