1 Answer. It did not work because you are now using KDE's login manager (SDDM), but you changed settings for GNOME's login manager (GDM). Open System Settings in KDE, and open the settings for Login Screen (SDDM) in the Startup and Shutdown section. Click on behavior, and disable automatic login. FYI to OP.
For KDE (Kubuntu) Open up a Terminal and execute the following commands: First, we need to download the latest NetworkManager, in case we need to reinstall if WICD doesn't work: sudo apt-get install -d --reinstall network-manager plasma-widget-networkmanagement. Then, we need to install WICD: sudo apt-get install wicd-kde

在 Ubuntu 22.04 LTS Jammy Jellyfish 上安装 KDE Plasma. 步骤 1. 首先，通过运行以下命令确保所有系统包都是最新的 apt 终端中的命令。. sudo apt update sudo apt upgrade sudo apt install wget apt-transport-https gnupg2 software-properties-common. 步骤 2. 在 Ubuntu 22.04 上安装 KDE Plasma。. 默认情况下

1. Getting your system ready with updates and repositories. The first thing you should do after installing Ubuntu is to update it. Linux works on a local database of available packages and it needs to be synced for you to be able to install any software. It is straightforward to update Ubuntu. How to Install Cinnamon on Ubuntu Installing Cinnamon on Ubuntu. At the time of updating this tutorial, Cinnamon desktop version 5.2.7 is available in the universe repository of Ubuntu 22.04 LTS. So make sure to enable the universe repository and then use this command to install Cinnamon on Ubuntu 22.04: sudo apt install cinnamon
Uh, where should I start? It's been over a week since I jumped to KDE Neon 5.27 (based on Ubuntu 22.04) from Ubuntu 22.10. Here are my thoughts on using it (or at least the Plasma DE): What I liked: The splash screen at the start. The built in widgets. The interface is polished (like most distros). Some apps like Steam open faster. KDE's System Monitor is more user-friendly than GNOME's. What
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install kde plasma ubuntu 22.04