Ubuntu 18.10 (Cosmic Cuttlefish) released, including Gnome 3.30 and the new default Yaru theme

You can download Ubuntu 18.10 codenamed Cosmic Cuttlefish. This version will receive 9 months of support (which must be upgraded afterwards), with some improvements, from the updated Gnome to version 3.30, to the new default Gtk and icon theme Yaru.

Gnome 3.30 is missing part

Ubuntu 18.10 uses the latest Gnome 3.30 “Almeria”, but Nautilus is still version 3.26. Other Gnome components (such as Gnome Shell, GDM3, Gnome settings) and Gnome applications (such as Gedit or Gnome Calendar) are the latest 3.30 version. Gnome 3.30 includes:

  • Easy to control screen sharing and remote desktop sessions (when the remote connection is active, the new system menu will display an indicator)
  • Gnome software can now automatically update installed Flatpak packages
  • The setup has a new panel for managing Thunderbolt devices-although it has been ported backwards, it is already available in Ubuntu 18.04
  • Gnome settings (Gnome Control Center) now only display hardware-related panels when relevant hardware is present
  • Gnome disks can now decrypt and mount storage volumes encrypted by VeraCrypt

The Ubuntu 18.10 release notes also mention improvements in desktop performance. This is due to the fact that more shell components are cached in GPU RAM to reduce the load and increase the number of FPS. In addition, the smoothness of the window preview now depends on the availability of the CPU / GPU, so when the window preview is visible, busy applications will not affect the entire system.
Podcasts is a new Gnome podcast application that has been released with Gnome 3.30, but it is not packaged into Ubuntu 18.10. You can still install it by using the Flatpak package provided in the following tools (even in older Ubuntu versions) FlatHub.
Moreover, Ubuntu 18.10 comes with the latest Flatpak 1.0, which includes new features, such as requiring users to confirm application permissions when installing or updating, automatically restarting applications after updating applications, and being able to mark applications as end of life. Variety. Flatpak is a software utility for Linux software deployment, package management, and application virtualization.

New default Yaru Gtk and icon themes

In Ubuntu 18.10, there is a new default theme based on Adwaita (the default Gnome theme) called Yaru. Themes include Gtk, Gnome Shell and icon themes, new login / lock screen themes, and cursor and sound themes.
It started with Communitheme and was renamed Yaru about three months ago. It originally targeted Ubuntu 18.04, but since 18.04 is LTS, the developers decided to continue to use this version of Ambiance, as well as the Snap package in PPA and Ubuntu software.
During the development of Ubuntu 18.10, the theme has received many improvements and is perfectly integrated with the Gnome 3.30 desktop. This is the Yaru theme kit in Ubuntu 18.10 Cosmic Cuttlefish:

Screenshot of Ubuntu 18.10 Yaru login
Login screen
Screenshot of Ubuntu 18.10 Yaru lock screen
Lock screen
Ubuntu 18.10 Yaru lock screen password screenshot
Lock screen
Screenshot of Ubuntu 18.10 Yaru theme
Gnome terminal with Yaru Gtk theme, files (Nautilus) and Shotwell, and Yaru folder icons
Screenshot of Ubuntu 18.10 Yaru Gnome Shell theme
Yaru Gnome Shell theme and some Yaru icons
Ubuntu 18.10 Yaru Gnome Shell theme menu screenshot
Yaru Gnome Shell theme menu
Ubuntu 18.10 Yaru Gtk theme widget
Yaru Gtk theme widget

Other updates

Since Ubuntu 18.04, other changes in Ubuntu 18.10 include:

  • By default, Linux 4.18 is used, which brings:
    • Supports AMD Radeon RX Vega M graphics card
    • Full support for Raspberry Pi 3B and 3B +
    • Qualcomm Snapdragon 845 support
    • Many USB 3.2 and Type-C improvements
    • Speck (yes, developed by NSA) file system encryption support
    • FUSE file system can be mounted by unprivileged users
    • Steam controller support (despite this like There are some problems in Ubuntu 18.10)
    • Various power management improvements
  • Xorg server 1.20.1 (since version 1.19.6 provided in Ubuntu 18.04) has the following improvements:
    • Better support for 16: 9 and 16:10 displays
    • DRI3 1.1 and 1.2 support multi-plane and buffer modifiers
    • Server-side GLVND / GLXVND is used to return different OpenGL drivers to different X screens
    • RandR rental and non-desktop weird processing to better support Steam VR / VR head-mounted displays under the X.Org stack
    • XWayland’s improvements apply to keyboard grips and tablet pad support
  • The fingerprint library is upgraded to the main library to allow fingerprint unlocking (requires fingerprint scanner)
  • OpenSSL 1.1.1
  • Updated toolchain: glibc 2.28, OpenJDK 11, boost 1.67, rustc 1.28, Python 3.6.6, ruby ​​2.5.1, php 7.2.10, perl 5.26.2 and golang 1.10.4.

There was also some discussion about adding GSConnect by default in Ubuntu 18.10, but it was later rejected. GSConnect is available in the Ubuntu 18.10 repository (version 11). GSConnect is a complete KDE Connect protocol implementation written in GJS for Gnome Shell that can integrate Android devices with your Gnome desktop. Using it, you can easily send files between Gnome desktops and Android smartphones, synchronize clipboards or notifications between the two devices, browse files wirelessly on Android devices from desktops, and more.

Download Ubuntu 18.10

For users who want to upgrade to Ubuntu 18.10, the upgrade process is the same as upgrading to Ubuntu 18.04. If you plan to upgrade from the i386 architecture to Ubuntu 18.10, you should know that this is no longer feasible because “ the support for this architecture is being evaluated for decline. ” Related (most things also work in Ubuntu 18.10): Install Ubuntu 18.04 Bionic Beaver to make it yourself

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