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How To Install GNOME 3 20 In Ubuntu GNOME 16 04 Xenial Xerus

How to upgrade to GNOME 3.20 in Ubuntu GNOME 16.04 (Xenial Xerus)

sudo add-apt-repository ppa:gnome3-team/gnome3-staging
sudo apt update
sudo apt dist-upgrade

$ sudo apt dist-upgrade
Reading package lists... Done
Building dependency tree 
Reading state information... Done
Calculating upgrade... Done
The following packages will be REMOVED:
 grilo-plugins-0.2-base grilo-plugins-0.2-extra libmutter0g
The following NEW packages will be installed:
 gir1.2-geoclue-2.0 gir1.2-grilo-0.3 gir1.2-lokdocview-0.1 grilo-plugins-0.3
 grilo-plugins-0.3-base grilo-plugins-0.3-extra libcamel-1.2-57 libgexiv2-2
 libgrilo-0.3-0 libgspell-1-1 libjpeg62 libmutter0h libreoffice-gtk3
The following packages will be upgraded:
...................

The same goes for "grilo-plugins-0.2-extra" and "libmutter0g". This is just an example though!

How to revert the changes and go back to GNOME 3.18 in Ubuntu GNOME 16.04

sudo apt install ppa-purge
sudo ppa-purge ppa:gnome3-team/gnome3-staging

Available link for download

GNOME 3 20 Released With Various Refinements And Application Updates

Changes in GNOME 3.20

Other changes include:

• Wayland improvements that should provide a usable day to day experience, including: kinetic scrolling, drag-and-drop, application startup notification, middle-click paste and more;
• Cantarell, the default GNOME font, has received lots of improvements for this release and overall, the text has a far better appearance, with more harmonious and consistent letters at all sizes, as well as new supported character sets, like Vietnamese, Cyrillic and Devanagari;
• theres a new option that allows displaying the battery charge percentage in the GNOME Shell Top Bar. This can be found in dconf Editor: org > gnome > desktop > interface > show-battery-percentage;
• GTK+ CSS theming has had a major overhaul, which should result in easier theme writing and more dynamic interfaces;
• gspell, a new spell-checking library for GTK applications, has been introduced with GNOME 3.20 and is already used by Gedit;
• xdg-app, the cross-distro framework for building and distributing desktop apps on Linux, has matured for the 3.20 release and it includes xdg-app-builder, a tool that makes it easy to build apps, along with other important changes such as support for creating single-file application bundles and more. More info available in the GNOME 3.20 release notes for developers.

GNOME applications

Other changes in Files 3.20 include:

• a new, more compact preferences dialog;
• new settings to show action to create symbolic links and to permanently delete files and folders, as well as recursive search settings (to search in subfolders: local only, all locations or never);
• extra zoom level in the list and grid views;
• display available / remaining space for drives listed in Other Places.

Other changes in Polari 3.20 include:

• the application now supports pasting images directly into chats;
• server properties are now accessed from the sidebar;
• added support for traditional IRC features, such as tab completion for IRC commands, the ability to open IRC links, support for the /msg command and more;
• Polari can now handle server passwords;
• improved look and feel, with a restyled input bar and new text animations;
• more.

Other changes in the Web application include:

• support for advanced we-based graphics and audio, with WebGL and Web Audio;
• feedback when visiting non-HTTPS sites has been improved;
• new tabs now inherit browsing history when opened from a link (this restores behavior that was lost in a previous version);
• the cookies dialog has a built-in search now.

With GNOME 3.20, Maps includes improvements such as:

• the application now allows adding and editing place information from OpenStreetMap;
• place popovers now include more information, like phone numbers or website address;
• the application now supports adding custom layers using common mapping file formats like GeoJSON, KML and GPX;
• added support for printing route directions;
• the application now supports exporting maps as PNGs;
• a new scale ruler was added;
• the app can now open links prefixed by "geo:".

Heres the latest GNOME Maps 3.20:

image via chergert

GNOME Builder, the relatively recently introduced IDE for GNOME, includes quite a few new features and improvements, such as:

• the app now supports building xdg-app bundles and within a JDBuild environment;
• a new multi-process plugin framework, which adds a wide rage of functionality to Builder, including auto indenters, autocompletion providers, tools, services, search providers, version control systems and more;
• overhauled application preferences;
• autocompletition is now faster and supports fuzzy matching;
• a new To Do plugin was added to track to do items;
• improved VIM emulation;

Other changes in the GNOME 3.20 apps include:

• Nibbles comes with updated artwork as well as a new retro arcade style, along with a new game screen and better high scores integration;
• the quick add popovers used in GNOME Calendar now allow selecting the calendar to which you want to add the event to;
• tasks in the scheduled view are now grouped under date headings in the To Do application. To Do also includes a new plugin system which will allow the app to integrate with various online task managers (but no plugins are available for now);
• Documents app now allows listing the documents by name, date or author
• Boxes application was updated to automatically create a snapshot after creating a virtual machine;
• GNOME Games now supports MAME (Multiple Arcade Machine Emulator) and Neo-Geo Pocket.

Here are the changes mentioned above, for Nibbles, Calendar and To Do:

GNOME 3.20 video

Below you can watch a GNOME 3.20 overview video (via GNOME Desktop YouTube channel):


(direct video link)

Getting GNOME 3.20

You may also want to check out the official GNOME 3.20 release notes.

Available link for download