How to install Signal on Linux Mint 21.2 "Victoria"

Endrit Qerreti

Endrit Qerreti

Signal is a end-to-end encrypted messaging app that you can use to send encrypted messages to anyone that has a signal account.

Signal supports Android and IOS but it also supports Windows and Linux.

Installing Signal on Linux Mint is easy, and it can be done by following a few simple steps in this tutorial.

In this tutorial, you will learn how to install Signal on Linux Mint 21.2 "Victoria".

Step 1 - Import Signal GPG Key

Before installing Signal desktop version on your system, you need to add signal's GPG key in your system. To do this, launch terminal, and run the following command

wget -O- | gpg --dearmor > signal-desktop-keyring.gpg
cat signal-desktop-keyring.gpg | sudo tee /usr/share/keyrings/signal-desktop-keyring.gpg > /dev/null

Step 2 - Add Signal Repository

In order to be able to download Signal on your system, you need to add Signal repository on your system.

Run the command below to add Signal repository

echo 'deb [arch=amd64 signed-by=/usr/share/keyrings/signal-desktop-keyring.gpg] xenial main' |\
  sudo tee /etc/apt/sources.list.d/signal-xenial.list

The command above, will create a file called signal-xenial.list on the directory sources.list.d

Step 3 - Update your system

Once you have added Signal repository on your system, you need to update your system to ensure that the new repository that you added is active and can be used to download Signal.

To do this, simply update your system

sudo apt update

As you can see in the image below, Signal repository is now added on our system and we can use it to install signal.

Step 4 - Install Signal

Now you can install Signal Desktop app. Launch the terminal, and run the command below to install Signal

sudo apt install signal-desktop

Once Signal has been installed on your system, you will see the following output on your terminal.

Step 5 - Use Signal

Now that Signal is installed on your system, you can launch it from the applications menu. Signal is an internet app, which means it will be listed under the 'Internet' category on the applications menu.

Go to 'Internet' and click 'Signal' icon to launch it

Alternatively, you can also launch Signal by searching for 'Signal'

Once Signal is launched, you can proceed to setup your Signal account.


In this tutorial, you learned how to install Signal Desktop version on Linux Mint 21.2 "Victoria".