System requirements for using Slack

If you’re curious about the system requirements needed to run Slack, read on to learn which operating systems (OS) and browsers we support. For the best experience, we recommend using the latest versions.

Note: Slack updates these system requirements twice per year in March and September. Visit Slack’s support lifecycle to learn more.


OS OS version App version
MacOS MacOS 11 or above 4.34 or above

Windows 10 version 21H2 or above
Windows Server 2016

4.34 or above

Linux Ubuntu LTS releases 20.04 or above
Red Hat Enterprise Linux 8.0 or above
4.34 or above

Note: As of March 1, 2022, Slack no longer supports Fedora Linux distributions.

Tip: If you’re running into issues with downloading the latest version of the desktop app, visit Update the Slack desktop app.


OS  OS version App version
iOS iOS 16 or above 23.09.10 or above
Android* Android 11 or above 23.09.10 or above

*We only support Android devices that have Google Play Services installed by default.

Web browser


Browser version


Version 117 or above


Version 118 or above


Version 17 or above

Microsoft Edge

Version 117 or above

Note: Google Chrome and Firefox are the only browsers that support huddles.

Learn more

To learn about when we stop supporting certain versions and to see a list of versions that will soon be blocked, visit Slack support lifecycle for app versions, browsers, and operating systems.