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Step 6: Upgrade SlackĪfter successful installation, you need to upgrade the Slack desktop package by using apt-get upgrade slack-desktop command as shown below. #Install slack ubuntu upgradeĪpt-get upgrade slack-desktop Reading package lists. The following packages have been kept back: Slack-desktop is already the newest version (4.15.0). Linux-generic-hwe-20.04 linux-headers-generic-hwe-20.04 linux-image-generic-hwe-20.A big advantage of Ubuntu is that there are several ways to get to the same destination. This applies also to Slack because there are different ways to install it. So, go to the download section for Linux and download the DEB package compatible with Ubuntu 20.04 1.- Download Slack on Ubuntu 20.04 The best way to install Slack is by using the DEB package that the developers provide. Once the package is downloaded, we can install it by double-clicking on it or using the terminal.
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