Kubuntu 是众多 Ubuntu 分支的一种，它采用 KDE Plasma 为其默认桌面环境。它和 Ubuntu 采用同样的底层系统和软件库。基本上，Kubuntu 和 Ubuntu 没有太大的差异，只是默认桌面系统采用 KDE，并非 GNOME。
Kubuntu is one of many Ubuntu forks that use KDE Plasma as its default desktop environment. It uses the same underlying system and software repositories as Ubuntu. Basically, Kubuntu is not much different from Ubuntu, except that the default desktop system uses KDE, not GNOME.
Compared with Kubuntu 20.04, the updates of Kubuntu 22.04 are as follows:
KDE Plasma upgrade from 5.18 to 5.24 (brings new features and a completely different desktop with improved accessibility and performance.
KDE Frameworks 5.92
Qt 5.15.x
Kubuntu 22.04 Overview screen
Custom accent color options
New Breeze Classic theme
redesigned font
Firefox 99
Thunderbird 91.8
LibreOffice 7.3.x
download:
kubuntu-22.04-beta-desktop-amd64.iso
For more details, please check: https://kubuntu.org/
相比 Kubuntu 20.04，Kubuntu 22.04 的更新内容如下：
KDE Plasma 从 5.18 升级至 5.24（带来了新功能和一个完全不同的桌面，改进了可访问性和性能。
KDE Frameworks 5.92
Qt 5.15.x
Kubuntu 22.04 Overview 屏幕
自定义的重点颜色选项
全新的 Breeze Classic 主题
重新设计的字体
Firefox 99
Thunderbird 91.8
LibreOffice 7.3.x
下载：
kubuntu-22.04-beta-desktop-amd64.iso
更多详情可查看：https://kubuntu.org/
