Slack is a cloud-based communication platform primarily used by businesses and organizations to enhance communication and collaboration among teams, thus improving overall workflow. Slack offers a dedicated desktop app for Ubuntu, providing a more integrated and feature-rich experience than the web version. So if you use Ubuntu for work-related or study-related tasks and want to use Slack for communication, then read this guide. This guide will explain not only Slack installation on Ubuntu but will also discuss using Slack on Ubuntu.

4-Ways to Install Slack on Ubuntu 24.04

One of the major benefits of using Slack is that it replaces slow email chains with real-time messaging, allowing teams to have instant conversations and share updates quickly. Moreover, it maintains discussions arranged into channels made for particular teams or projects. This keeps discussions focused and prevents information overload, there are four ways to install Slack on Ubuntu 24.04:

1: Through Ubuntu App Center

Ubuntu App Center is one of the easy way around to install applications, in the case of Slack first search for it:

Next, choose the preferred version, currently, it has two versions one is beta and the other one is stable. After the version selection, click on the Install:

Now once the installation is complete click on Open to launch Slack:

Alternatively, you can search for Slack in the apps menu:

2: Through Slack Deb File

Another way to install Slack on Ubuntu is by using its deb file which you can download from Slack’s official download page:

Once the Slack deb file is downloaded, install it using the Ubuntu default package manager as in the command below:

sudo apt install ./slack-desktop-4.39.88-amd64.deb

Now to verify the Slack installation, you can check its version by executing:

slack --version

To launch Slack on Ubuntu installed via its deb file run the slack command in the terminal:

slack

3: Through Snap Package Manager

The third method for installing Slack on Ubuntu is using the Snap app installer which is also officially recommended by Slack. To install Slack execute:

sudo snap install slack

Next, to verify the Slack installation via Snap you can list Snap-installed apps on Ubuntu by executing:

sudo snap list

You can launch Slack either via the terminal or Ubuntu’s app menu:

4: Through Flatpak Package Manager

The fourth and last method to install Slack on Ubuntu 24.04 is using the Flathub repository, but remember that the Slack package is unverified although it is published officially by Slack. To install Slack using Flatpak execute:

flatpak install flathub com.slack.Slack

Further, to launch Slack on Ubuntu installed via Flathub execute the below command:

flatpak run com.slack.Slack

How to Use Slack on Ubuntu 24.04

On Slack, you can create channels based on tasks, projects, or any other similar activity. Further, you can add different members to these channels, in short, there is much more that you can do to manage tasks and communicate with team members. If you are using Slack for the first time then Here I have explained some of the basic tasks that you should take a look:

Creating a Channel In Slack on Ubuntu 24.04

After creating an account on Slack you need to create a workspace, you can name it based on your company name or the project that you are going to do. The next thing that you should do is to create a channel, click on Add channels from the left pane:

Next, name the channel and click on Create:

Further, you can set the privacy for the channel, you can set it to private if you want to limit the access or vice versa:

Now there are two options for adding members to the Slack channel, you can manually add the members. If you are creating a public channel more like an announcement channel, then automatically allow to add anyone joining your workspace. Furthermore, you can add members at a later stage as well:

Adding Co-workers in Slack Channel on Ubuntu 24.04

Adding members or co-workers in the Slack channel is pretty easy, first go to the respective channel and then click on Add coworkers:

Now enter the email for the respective user you want to add:

Removing Co-workers/members From a Channel in Slack on Ubuntu 24.04

To remove any member from the channel on Slack, first, go to the receptive Slack channel and then click on the number of members icon on the top:

Next, click on the user you want to remove and then click on Remove:

Scheduling a Message in Slack on Ubuntu 24.04

On Slack, you can schedule messages, which can be helpful if you are not available, or you need to set an automated reminder. To schedule any message, first type the message in the respective channel, then click on the arrow icon and select Custom time:

Next, choose the date and the time for the message, after that click on Schedule Message:

To verify the message scheduling, click on see all scheduled messages:

Here, you can see that an automated message has been scheduled on Slack:

Further, you can edit the message time settings, the message itself, and some other settings in More actions:

Creating a Huddle/audio Call in Slack on Ubuntu 24.04

One last thing you should know while using Slack is that you can now do audio and video calls using the newly introduced feature named Huddle. This removes the hassle of using other video and audio calls software which can save a lot of time. To create a Huddle first go to that respective Slack channel on Ubuntu and then click on the Huddle option at the top:

Next, you can add the participants by clicking on the Add user option in the left pane:

Now add the respective user email, here remember that all the channel members will be automatically added to the huddle:

You can open the huddle in a separate window by clicking on that sub-window icon:

Now here you can add a topic, send messages/reactions, and a bunch of other stuff:

Conclusion

To install Slack on Ubuntu there are four diverse methods which include using Ubuntu App Center, Slack deb file, Snap, and Flatpak package manager. If you are looking to install Slack via terminal then use the Snap package manager, otherwise using Ubuntu App Center is the best option. Now you can also do audio/video calls on Slack and share the screen for better communication.