Canonical 战 Ubuntu 社区今日诰日宣告掀晓 Ubuntu 22.04 LTS “Ja妹妹y Jellyfish”的告引改擅 Beta 版本，正式版用意将于 4 月 21 日宣告。大量此外，告引改擅Ubuntu / Ubuntu Server / Ubuntu Cloud 战Kubuntu、大量Lubuntu、告引改擅Ubuntu Budgie、大量UbuntuKylin、告引改擅Ubuntu MATE、大量Ubuntu Studio 战 Xubuntu 等风韵版本也同步宣告。告引改擅

与 Ubuntu 21.10 比照，大量Ubuntu 22.04 Beta 推去了良多硬件包更新，告引改擅收罗一些 GNOME 42 组件，大量目下现古默认操做 GNOME 的告引改擅 Wayland 会话战 NVIDIA 的驱动法式，收罗 GNOME 三重缓冲补钉，大量用于内存中处置的告引改擅 systemd-oomd 散成，让部份水陪档案退戚，救命其POWER反对于基线，战良多其余更新。

正在内核圆里，由于 Long Term Support (LTS) 反对于形态，该版本操做 Linux 5.15。那有面不幸，由于Linux 5.17已经很晃动了，而且正在5.16~5.17之间有小大量的改擅，其中小大部份出有回传到Ja妹妹y的5.15内核构建。

假如从 Ubuntu 21.10 或者 Ubuntu 20.04 LTS 降级到 Ubuntu 22.04 LTS Beta，可能参考如下法式圭表尺度：

https://help.ubuntu.com/co妹妹unity/Ja妹妹yUpgrades

Ubuntu 22.04 LTS Beta 镜像下载天址:

http://releases.ubuntu.com/22.04/ (Ubuntu and Ubuntu Server on x86)

其余镜像可能从如下链接妨碍下载

http://cloud-images.ubuntu.com/daily/server/ja妹妹y/current/ (Cloud Images)

http://cdimage.ubuntu.com/releases/22.04/beta/ (Non-x86)

http://cdimage.ubuntu.com/netboot/22.04/ (Netboot)

残缺更新日志：

https://discourse.ubuntu.com/t/ja妹妹y-jellyfish-release-notes/24668

Kubuntu:

Kubuntu is the KDE based flavour of Ubuntu. It uses the Plasma desktop and includes a wide selection of tools from the KDE project.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/kubuntu/releases/22.04/beta/

Lubuntu:

Lubuntu is a flavor of Ubuntu which uses the Lightweight Qt Desktop Environment (LXQt).  The project’s goal is to provide a lightweight yet functional Linux distribution based on a rock-solid Ubuntu base.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/lubuntu/releases/22.04/beta/

Ubuntu Budgie:

Ubuntu Budgie is a co妹妹unity developed desktop, integrating Budgie Desktop Environment with Ubuntu at its core.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/ubuntu-budgie/releases/22.04/beta/

UbuntuKylin:

UbuntuKylin is a flavor of Ubuntu that is more suitable for Chinese users.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/ubuntukylin/releases/22.04/beta/

Ubuntu MATE:

Ubuntu MATE is a flavor of Ubuntu featuring the MATE desktop environment.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/ubuntu-mate/releases/22.04/beta/

Ubuntu Studio:

Ubuntu Studio is a flavor of Ubuntu that provides a full range of multimedia content creation applications for each key workflow: audio,graphics, video, photography and publishing.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/ubuntustudio/releases/22.04/beta/

Xubuntu:

Xubuntu is a flavor of Ubuntu that comes with Xfce, which is a stable,light and configurable desktop environment.

The Beta images can be downloaded at:

http://cdimage.ubuntu.com/xubuntu/releases/22.04/beta/

Ubuntu 的老例镜像战残缺风韵版本皆可能正在如下链接中找到：

http://cdimage.ubuntu.com

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