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Vivaldi web browser released new stable 3.4 version that features configurable context menus, automatic reloading pages, and Vivaldia, the real 80s arcade-style game.

Vivaldi 3.4 release highlights:

  • Configurable context menus (right-click menus).
  • Add custom links to menus.
  • Automatic reload pages. Right-click on a tab, move over Periodic Reload menu entry and select reload interval.
  • Capture a screenshot directly into a new note.
  • New plus icon to select a custom image for non-synced profiles.
  • Drag’n’drop support creating Speed Dial folder
  • Vivaldia, a real 80s arcade-style game

How to Install Vivaldi 3.4 in Ubuntu:

The official Ubuntu .DEB packages are available for download at the link below:

Download Vivaldi (DEB)

Grab the deb matches your OS, then install it via Ubuntu Software or Gdebi package manager. Or run command in terminal:

sudo apt install ./Downloads/vivaldi-stable*.deb

Vivaldi also has an official apt repository, with it you can install the browser and get future updates through Software Updater utility.

Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for terminal from application menu. When it opens, run following commands one by one:

1. Download and install the repository keyring:

wget -qO- https://repo.vivaldi.com/archive/linux_signing_key.pub | sudo apt-key add -

Typer user password when it prompts and hit Enter to continue.

2. Add Vivaldi repository via command:

sudo add-apt-repository 'deb https://repo.vivaldi.com/archive/deb/ stable main'

3. Finally check updates and install the web browser via command:

sudo apt update && sudo apt install vivaldi-stable

Or upgrade from an old version via Software Updater utility.

(Optional): To remove Vivaldi apt repository from you system, launch Software & Updates and navigate to Other Software tab.

Pitivi video editor 2020.09 was released a few days ago. Here’s how to install it in Ubuntu 20.04, Ubuntu 18.04, and derivatives.

It’s been more than 2 years since the last stable release, Pitivi 2020.09 features a plugin system, easy Ken-Burns effect, developer console plugin, timeline markers, user-interface and workflow improvements, a refactored media library, new keyboard shortcuts, and much more.

How to Install Pitivi in Ubuntu:

The new release has been into Ubuntu 20.10 universe repository. For Ubuntu 18.04, Ubuntu 20.04, Linux Mint and other Linux, it can be installed via Flathub repository.

1. Open terminal from system application launcher, then run command to install Flatpak (if you don’t have it):

sudo apt install flatpak

For Ubuntu 18.04, you have to add the PPA first before installing the flatpak daemon:

sudo add-apt-repository ppa:alexlarsson/flatpak && sudo apt update

2. Then add the flathub repository by running command:

flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo

3. Finally install Pitivi video editor:

flatpak install flathub org.pitivi.Pitivi

Uninstall Pitivi Flatpak package:

For any reason, you can remove the flatpak package easily by running command in terminal:

flatpak uninstall org.pitivi.Pitivi

Krita

Digital painting software Krita 4.4.0 was officially release today with great new features and hundreds of bug-fixes.

What’s new in Krita 4.4.0:

  • Multi-threading for fill layers – it will be a lot faster for computer with multi cores.
  • The different pattern transforms possible now.
  • New fill layer type: Screentone
  • New fill layer Multigrid
  • Integration of Disney Animation’s SeExpr expression language.
  • Diagonal selection lines in MyPaint color selector (Shift+M)
  • Support for dynamic changing of gradients based on the current fore and background colors.

How to Install Krita 4.4.0 in Ubuntu:

The Krita Lime PPA maintains the latest packages for Ubuntu 18.04 and Ubuntu 20.04.

The 4.4.0 build failed at the moment of writing (Oct 13) due to a small error. Check the previous PPA link before getting started. If you can’t wait, download the appimage instead.

1. Open terminal either by pressing Ctrl+Alt+T on keyboard or by searching for ‘terminal’ from system application menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:kritalime/ppa

Type user password (no asterisk feedback) when it prompts and hit Enter to continue.

2. Then upgrade Krita via Software Updater:

upgrade krita

or run command one by one in terminal to install or upgrade the painting software:

sudo apt update

sudo apt install krita

Uninstall:

To remove the PPA, launch Software & Updates and navigate to Other Software tab.

To remove Krita, run command:

sudo apt remove --autoremove krita krita-*

Linux Kernel

Linux Kernel 5.9 was released a day ago. Linus Torvalds announced that:

Ok, so I’ll be honest – I had hoped for quite a bit fewer changes this last week, but at the same time there doesn’t really seem to be anything particularly scary in here. It’s just more commits and more lines changed than I would have wished for.

The bulk of this is the networking fixes that I already mentioned as being pending in the rc8 release notes last weekend. In fact, about half the patch (and probably more of the number of commits) is from the networking stuff (both drivers and elsewhere).

Linux 5.9 features initial Intel Rocket Lake graphics, NVMe zoned namespaces (ZNS) support, 32-bit x86 Clang build support, initial support for Radeon RX 6000 “RDNA 2” graphics cards, and more.

How to Install Linux Kernel 5.9 in Ubuntu:

The mainline kernels do not include any Ubuntu-provided drivers or patches. They are not supported and are not appropriate for production use.

For a graphical tool to install updated kernel package, try Mainline.

The mainline kernel packages for Linux 5.9 (64-bit) are now available for download at the link below:

Download Kernel 5.9

Select generic for common system, and lowlatency for a low latency system (e.g. for recording audio):

  1. linux-headers-5.9.0-xxxxxx_all.deb
  2. linux-headers-5.9.0-xxx-generic(/lowlatency)_xxx_amd64.deb
  3. linux-modules-5.9.0-xxx-generic(/lowlatency)_xxx_amd64.deb
  4. linux-image-xxx-5.9.0-xxx-generic(/lowlatency)_xxx_amd64.deb

Alternatively you can download and install the kernel binaries via terminal commands ( open terminal via Ctrl+Alt+T):

cd /tmp/

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.9/amd64/linux-headers-5.9.0-050900_5.9.0-050900.202010112230_all.deb

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.9/amd64/linux-headers-5.9.0-050900-generic_5.9.0-050900.202010112230_amd64.deb

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.9/amd64/linux-image-unsigned-5.9.0-050900-generic_5.9.0-050900.202010112230_amd64.deb

wget -c https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.9/amd64/linux-modules-5.9.0-050900-generic_5.9.0-050900.202010112230_amd64.deb

sudo dpkg -i *.deb

Once installed, restart your computer and enjoy!

Uninstall Linux Kernel 5.9:

Restart your machine and select boot with the previous kernel in boot menu ‘Grub2 -> Advanced Option for Ubuntu’. Then run command to remove Linux Kernel 5.9:

sudo dpkg --purge linux-image-unsigned-5.9.0-050900-generic

Liferea Feed Reader

Liferea, Linux Feed Reader, released version 1.3.3 a few days ago with a lot of improvements. Here’s how to install it in Ubuntu 18.04, Ubuntu 20.04.

Liferea 1.3.3 release highlights:

  • Implement support for Webkits Intelligent Tracking Protection
  • Add Ctrl + 0 hotkey to reset zoom
  • Add debug printing of SAX parser errors
  • CSS color update on theme change without restart
  • Fixes view mode switch
  • Default to https:// instead of http://
  • Progress bar support when loading web pages
  • Drop CDF channel support
  • Drop PIE aka. Atom 0.2/0.3 support
  • Drop RSS namespace “blogChannel” support

Install Liferea 1.3.3 via PPA:

1.) Open terminal from application launcher and run command to add the unofficial PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/apps

Type your password when it prompts and hit Enter to continue.

2.) Then check updates and install the news reader via commands:

sudo apt update

sudo apt install liferea

or update the old package (if installed) via Software Updater utility:

upgrade Liferea via Software Updater

Uninstall:

As the PPA also contains many other applications, you may remove the PPA either via Software & Updates > Other Software, or by running command:

sudo add-apt-repository --remove ppa:ubuntuhandbook1/apps

And remove the feed reader if want via command:

sudo apt remove liferea