Mac OS: 10.13 and below Windows OS: Windows 10 version 2004 and below.

1, 2022, Slack will no longer support the following operating systems (OS):

You can continue using the platform by upgrading to a supported browser. When a web browser is no longer supported you'll be blocked from using Slack in the browser. If you are using an app version that will no longer be supported, you’ll receive an advance notification from Slack prompting you to upgrade. Browsers: Edge 89, Firefox 87, Chrome 89, Safari 14.1.1, 2022, Slack can no longer be accessed from these app and browser versions: Slack app versions and browser supportĮffective Sept.

For a full list of the operating systems and app versions that will be deprecated, see Slack’s support lifecycle. Read on to learn which apps, browsers, and operating systems will soon no longer be supported by Slack. Slack updates its system requirements twice a year in March and September to ensure a good experience for those who use the platform and to keep data safe and secure.

Slack in chrome