Archives For Howtos

Geary email client 0.13 was released today with great new features, performance improvements, and numerous bug fixes.

The key feature in Geary 0.13 is that email accounts added via GNOME Online Accounts now is supported.

Other changes in the new release include:

  • Unread email count now is updated correctly.
  • Conversations load faster, smoother with better feedback
  • Reduce background sync CPU usage.
  • user interface, composer, and server compatibility improvements
  • Internal links in HTML email now work
  • Support ordered and unordered lists in the composer
  • Show an in-application notification when email has been sent
  • Improve privacy when sending email using an alias

How to Install Geary 0.13 in Ubuntu 18.04 and higher

The new release has been made into its official PPA, available to install in Ubuntu 18.04, Ubuntu 18.10, Linux Mint 19, and their derivatives.

1. Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for ‘terminal’ from app launcher. When it opens, paste the command below and hit run to add the PPA:

sudo add-apt-repository ppa:geary-team/releases

Type user password (no asterisk feedback due to security reason) and hit Enter.

2. Then either upgrade Geary from previous release via Software Updater (Update Manager):

or run command in terminal to install Geary:

sudo apt install geary

Note Linux Mint 19 may need to run command sudo apt update before installing geary.


To remove the Geary email client, run command in terminal:

sudo apt remove --autoremove geary

To remove the PPA, go to Software & Updates -> Other Software tab.

Linux Kernel

Ubuntu 18.04.2 was released a day ago with new HWE stack (newer kernel and X packages backported from Ubuntu 18.10), here’s how to install (or remove) it in current Ubuntu 18.04 machines.

While regular system update does only upgrade to Ubuntu 18.04.2, you need to manually do following steps to install the new hardware enablement stacks.

1. Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for ‘terminal’ from application menu:

2. When terminal opens, run command to install the new Hardware Enablement stacks, including Linux Kernel 4.18, and X stack back-ported from Ubuntu 18.10:

sudo apt install xserver-xorg-hwe-18.04

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

Once installed, restart your computer and enjoy!

How to Remove New LTS Enablement Stack in Ubuntu 18.04:

For choice, you can easily remove the new X stack by running following command in terminal:

sudo apt remove xserver-xorg-*-hwe-18.04

Then you have to install back the old X packages via command:

sudo apt install xorg

This quick tutorial shows how to install the latest GNU Emacs 26.1 in Ubuntu 16.04, Ubuntu 18.04, Ubuntu 18.10, Linux Mint 18,x, 19.x, and their derivatives.

While Ubuntu ships old versions in its universe repositories and don’t provide future updates, a stable PPA repository maintained by Kevin Kelley contains the 26.1 packages with mailutils, systemd, and xwidgets support for all current Ubuntu releases.

1. Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for “Terminal” from start menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:kelleyk/emacs

Type user password (no asterisk feedback due to security reason) when prompts and hit Enter.

2. Then install Emacs26 either via Synaptic package manager, or by running following commands one by one in terminal:

sudo apt update

sudo apt install emacs26

For text-only interface, replace emacs26 with emacs26-nox in the last command. And Ubuntu 18.04 and higher can skip apt update command.

Once installed, open emacs from your system application launcher and enjoy!

How to Remove:

To remove Emacs26, open terminal and run commands:

sudo apt remove --autoremove emacs26 emacs26-nox

The PPA can be removed by going to Software & Updates -> Other Software tab.

gnome shell

The Alt+Tab keyboard shortcut allows to quickly switch between opened applications in Ubuntu desktop. However, only one app icon shows in the switcher even mutliple windows of the application are opened.

For those who want to separate all opened windows in Alt+Tab switcher, this quick tutorial will show you how.

1. Open Settings from left panel or application menu.

When it opens, navigate to Devices -> Keyboard.

2. Scroll down and find out the line “Switch windows“, then click and set its keyboard shortcut to Alt+Tab.

That’s it.

To revert the change, look for Switch applications and set its value to Alt+Tab.

Alternative to the default LibreOffice, WPS office is an office suite with user interface similar to Microsoft Office, and supports Microsoft document formats.

WPS Office is developed by Zhuhai-based Chinese software developer Kingsoft. The office suite is made up of WPS Writer, WPS Presentation, and WPS Spreadsheet.

Though there’s official Ubuntu packages available in the WPS download page, the snap (containerized software package) make it easier to install WPS in Ubuntu 18.04 and higher.

Simply open Ubuntu Software, search for WPS and you’ll see 3 packages available.

All the 3 snap packages are the latest ( at the moment) and maintained by community. Choose install one you preferred.

Once installed, launch it from application menu and enjoy!

In addition, for Ubuntu 16.04 who want to install WPS snap package, run command in terminal (Ctrl+Alt+T):

sudo apt install snapd && sudo snap install wps-office