Linux Mint

How to Install Slack on Linux Mint 20?

Slack is a popular collaboration tool and arranges communication in channels. It is explicitly designed for professional environments and is used by many professionals around the globe. By using Slack, you can create channels for teams to ensure effective communication. Moreover, it enables us to search the previous conversation, share documents, and make video and audio calls.

This post explains the two methods of installing Slack on Linux Mint 20. Slack is available as a snap application and can also be installed from the Debian package.

Installing Slack on Linux Mint 20 from the Debian package

First, visit the Slack official webpage ( and download the Slack .deb package.

Next, choose the ‘Save File’ and click ‘OK’. The .deb file will then be downloaded and stored in the ‘Downloads’ directory.

Then, fire up the terminal and navigate to the ‘Downloads’ directory with the command:

$ cd Downloads

Before installing Slack, update the apt cache as it is always advisable to update apt cache before installing any new application:

$ sudo apt update

Now, we are ready to install Slack with the command:

$ sudo apt install ./slack-desktop-4.12.2-amd64.deb

Once the Slack is successfully installed, verify the installation and check the installed version with the command:

$ slack --version

The output shows that Slack 4.12.2 is installed on my Linux Mint 20.

Installing Slack on Linux Mint 20 from the Snap application manager

Snap is a package manager for Linux distributions and comes disabled by default on Linux Mint 20. To install Slack from the Snap application manager, we need to enable and install the Snap manually on Linux Mint 20.

Fire up the terminal and type the below-given command to remove the nosnap.pref file:

$ sudo rm /etc/apt/preferences.d/nosnap.pref

Install the snapd using the command:

$ sudo apt install snapd

Next, install the Slack from the Snap store by executing on the terminal:

$ sudo snap install slack --classic

Once the Slack is installed from the Snap store, verify the installation with the command:

$ sudo snap info slack

The output confirms that Slack is successfully installed from the Snap store.

Getting Started with Slack

Once you have successfully installed Slack on Linux Mint 20 using any above-mentioned method, click on ‘Application Menu’ and search for Slack.

Click on the ‘Slack’ application icon to open it. Sign In to Slack if you have an existing account, otherwise, create a new account by clicking on ‘Create a new workspace’.

If you intend to create a new account, the Slack Sign Up form will be opened in your default web browser. Enter the email in the given field and click Continue.

Slack will send you a confirmation code on the provided email address. Once you enter the confirmation code and the authentication is done, the Slack dashboard screen will appear.

Next, enter the company details and start using Slack for effective communication and collaboration.

Moreover, you can also create as many channels as you want and you can send direct messages to the people of your team.


Slack is a very efficient tool for effective communication and collaboration. It is specially designed for the working environment. The Slack can be installed on Linux Mint 20 from the .deb package and Snap store. This post describes the installation of Slack on Linux Mint 20.

About the author

Kamran Sattar Awaisi

I am a software engineer and a research scholar. I like to write article and make tutorial on various IT topics including Python, Cloud Computing, Fog Computing and Deep Learning. I love to use Linux based operating systems.