How to Install KDE Plasma 5.8 LTS on Ubuntu and New Features Video

How to Install KDE Plasma 5.8 LTS on Ubuntu and New Features Video

KDE announced the first LTS (long-term support) Plasma desktop “KDE Plasma 5.8 LTS”.
KDE releases a Bugfix update to KDE Plasma 5 on Tuesday, 22 November 2016, versioned 5.8.4.
Plasma 5.8 was released in October with many feature refinements and new modules to complete the desktop experience.

Some of the new features:

New Login & Lock Screen
Right-to-Left Language Support
Improved applets, including music player controls
Easier keyboard shortcut creation/editing
New monospace font
Optional breeze-grub theme
Theme improvements

Plasma 5.8.4 Complete Changelog

Breeze

Revert “[kstyle] Implement application unpolish to delete ShadowHelper”. Commit.
[kstyle] Implement application unpolish to delete ShadowHelper. Commit. See bug #372001
[kstyle] Delay init of Wayland setup till next event cycle. Commit. Fixes bug #372001
Fix broken kcfgc files. Commit.

Breeze-grub

New in this release

Discover

Make sure the application delegate doesn’t overflow when the view is narrow. Commit. Fixes bug #372561
Remove unused files. Commit.
Elide category names when they’re too big. Commit. Fixes bug #372559
Make it possible to compile with the old and new App*treamConfig.cmake. Commit.
Move ifdefs to Discover instead of modifying Appstream. Commit.
Make it possible for 5.8 to compile against the last AppStreamQt. Commit.
Make screenshots visible when there’s only one screenshot too. Commit. Fixes bug #371724

Plasma Addons

Font rendering in window/desktop switchers now follows anti-aliasing and hinting settings. Commit. Fixes bug #372218
Fix systemloadviewer tooltip. Commit. Code review #129309

KWayland-integration

[idletime] Tear-down Wayland objects before app quits. Commit.

KWin

Fix AbstractClient::sizeForClientSize. Commit. Fixes bug #370345
Ensure that all Effects honour the grab roles correctly. Commit. Fixes bug #336866
Unpolish QStyle on QApp prior to destroying internal Wayland connection. Commit. See bug #372001
[helpers/killer] Force to platform XCB. Commit.
Simplify the window title passed in from the window system. Commit. Fixes bug #323798
[desktopgrid] Don’t manipulate virtual desktop of desktop window. Commit. Fixes bug #372037
Invert the scroll direction for wheel events on internal windows. Commit. Fixes bug #371999
Internal windows cannot be minimized. Commit. Fixes bug #372000
[autotests/libinput] Extend the Device test. Commit.
[autotests/libinput] Extend device test for scrol methods. Commit.
[autotests/libinput] Extend Device test case. Commit.
[libinput] Add scroll method configuration support. Commit. Fixes bug #371803
[libinput] Add natural scrolling support. Commit. Fixes bug #371791
[libinput] Add middle mouse button emulation support. Commit. Fixes bug #371756
Don’t snap to auto-hidden panels. Commit. Fixes bug #365892
[scripting] Silence unused variable warnings. Commit.
[scripting] Fix export of WorkspaceWrapper in QtScript. Commit.
Support for workspace.clientList() in declarative script. Commit. Fixes bug #340125. Code review #D3185
Correctly set i18n suffix in mousemark spinbox. Commit.
[autotests] Add test case for snap to auto-hiding panel. Commit. See bug #365892
Oxygen

Fix broken kcfgc files. Commit.

Plasma Desktop

Badges and progress display in task manager now works with more 3rd party applications. Commit.
[Task Manager] Pass local file to KService instead of stringified URL. Commit.
[Task Manager] Fix Unity launcher count badge rendering when task is created. Commit.

Plasma SDK

Use NO_POLICY_SCOPE on KDECompilerSettings. Commit.

Plasma Workspace

Disable Qt’s high DPI scaling on shutdown/switch user dialogs. Commit. See bug #366451
Don’t set PanelView visibilty when opening/closing config. Commit. Fixes bug #372248
Check KPluginInfo.service() returns a valid object. Commit.
Add plasma-discover to mappings. Commit.
[Windowed Widgets Runner] Don’t access invalid KPluginMetaData. Commit. Fixes bug #372017
Load screenpool at the same time as we connect to screenchanged signals. Commit. See bug #372099. See bug #371858. See bug #371819. See bug #371734
Avoid connecting to screen changed signals twice. Commit. See bug #372099. See bug #371858. See bug #371819. See bug #371734
Sync app config in sync with applets config. Commit.
Make sure all outputs are known. Commit. See bug #372099. See bug #371858. See bug #371991. See bug #371819. See bug #371734
[taskmanagerrulesrc] Add Rewrite Rule for Google-chrome. Commit. Fixes bug #372211
[XWindowTasksModel] Check for service being empty before searching new ones. Commit. See bug #372211
Fix behavior of scrollable systray popups. Commit. Fixes bug #372050
Introduce new pre-layout script hook. Commit. Fixes bug #371704
Make sure we’re looking both for json and desktop metadata. Commit. Code review #129276
Modified distance function to keep aspect ratio as close as possible. Commit.

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Wacth the video of KDE Plasma

How to Install KDE Plasma 5.8 LTS on Ubuntu

First; Add the PPA to do that launch a terminal window (ctrl+alt+t), and type the code (you can copy–paste the code)

sudo add-apt-repository ppa:kubuntu-ppa/backports

then in terminal:

sudo apt update && sudo apt install kubuntu-desktop

After then in terminal:

sudo apt update && sudo apt dist-upgrade


To Install KDE Plasma 5.8 LTS on ALT Linux, AOSC OS, Arch Linux, Chakra, Exherbo Linux, Fedora, Gentoo Linux, KaOS, KDE neon, Kubuntu, openSUSE, ROSA, Slackware,  check this page

for Source code check this page

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