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 deprecation schedule to learn more.


Desktop

OS OS version
MacOS OS X 10.14 or above
Windows

Windows 8.1

Windows 10 version 1909 or above
Windows 11

Linux Ubuntu LTS releases 18.04 or above
Red Hat Enterprise Linux 7.0 or above

Note: Starting March 1, 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.


Mobile

OS  OS version
iOS iOS 14 or above
Android Android 8 or above


Web browser

Browser

Browser version

Chrome

Version 89 or above

Firefox

Version 87 or above

Safari

Version 14.1 or above

Microsoft Edge

Version 89 or above

Note: Google Chrome is the only browser that supports Slack calls and 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.