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
Mac OS X OS X 10.15 or above 4.24 or above

Windows 10 version 21H1 or above
Windows 11

4.24 or above

Linux Ubuntu LTS releases 18.04 or above
Red Hat Enterprise Linux 8.0 or above
4.24 or above

Note: Starting 1st March 2022, Slack will no longer support 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 14 or above 22.03.10 or above
Android* Android 9 or above 22.03.10 or above

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

Web browser


Browser version


Version 94 or above


Version 92 or above


Version 15 or above

Microsoft Edge

Version 95 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.