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Communication
Slack · legacy macOS compatibility
Team messaging and collaboration desktop app.
Only sourced records are listed. A download link is shown only when an official or open-source release URL can be tied to that exact version. An unlisted OS does not automatically mean the app cannot run.
Choose macOS manually when detection is unavailable.
| macOS | Version or support record | Download |
|---|---|---|
| Record for this systemmacOS Monterey 12 | Support ended 2026-05-18 ● End of support | |
| Record for this systemmacOS Big Sur 11 | Support ended 2024-09-01 ● End of support |
Sources & verification
● Last checked 2026-09-16
Slack support lifecycle ↗
macOS Monterey 12 · macOS Big Sur 11
Compatibility notes
macOS Monterey 12
Slack documents macOS 12 and below reaching end of support on May 18, 2026. A precise final desktop build is not published on this page.
macOS Big Sur 11
Slack documents macOS 11 and below reaching end of support on September 1, 2024.
Vendor download routes
These routes do not identify the compatible build above. Check the version, minimum macOS and Intel / Apple Silicon architecture before downloading.