The current version of Slack (Client) is 4.50.143 (as of 08/07/2026).
Slack (Client)
Salesforce · current 4.50.143
Slack (Client) at a glance
The Slack desktop client is the app for the widely used team-messaging platform, on many corporate machines. Slack ships frequent client updates; the app auto-updates, and managed fleets can deploy it through software distribution.
For admins the client is a user-space app that auto-updates, so it usually stays current with little effort — but on locked-down or rarely-used machines, confirm updates actually apply, since an outdated Electron-based client can carry known vulnerabilities. Keep a minimum version where you can enforce it. The larger security surface is the workspace configuration (SSO, session policies, app/integration approvals, data retention) rather than the client binary. New versions bring features and fixes. Source it officially. Track client releases so security fixes reach every device; patchletter surfaces new Slack desktop versions.
Release history · as detected by patchletter
| Version | Channel | Date | Notes |
|---|---|---|---|
| 4.50.143 | STABLE | 08/07/2026 | – |
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