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.


Desktop

OS OS version App version
Mac OS X MacOS 12 or above 4.37 or above
Windows Windows 11 version 21H2 or above
Windows Server 2016
4.37 or above
Linux Ubuntu LTS releases 20.04 or above
Red Hat Enterprise Linux 9.0 or above
4.37 or above

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


Mobile

OS  OS version App version
iOS iOS 16 or above 23.09.10 or above
Android* Android 10 or above 23.09.10 or above

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


Web browser

Browser Browser version
Chrome Version 123 or above
Firefox Version 124 or above
Safari Version 18 or above
Microsoft Edge Version 123 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.