Slack: Current Version

Slack Release Notes - April 2026 Latest Updates - Releasebot

: New team members are now welcomed with automated tasks like setting up profiles and sending their first DMs to get them productive faster. Why Keep Your App Updated? Beyond the flashy features, recent releases like 4.45.69 for Mac 4.38 for Windows

Starting with desktop app version 4.39, all Windows releases are 64-bit only , meaning 32-bit systems are no longer supported.

| Version | Release Date | Key Highlights | |---|---|---| | 4.50.121 | May 12, 2026 | General bug fixes and stability improvements | | 4.49.89 | April 28, 2026 | Bug fixes, security updates | | 4.49.81 | April 2, 2026 | Behind-the-scenes improvements | | 4.48.102 | March 17, 2026 | Security improvements; update recommended | | 4.48.100 | March 5, 2026 | Minor security enhancements | | 4.48.99 | March 4, 2026 | Minor security enhancements | slack current version

For users, the current version is generally 4.49.81 , released at the beginning of April 2026. It is crucial to note that Slack utilizes a rapid release cycle. Consequently, a user on one team might be running version 4.49.89 , while another on the same operating system might have already been upgraded to 4.50.x . The answer to "What is the Slack current version?" is thus less about a static number and more about understanding the continuous stream of updates, security fixes, and the massive feature drops that Slack has been deploying in the first half of this year.

: Slackbot has evolved into a context-aware AI agent that can draft emails, analyze data via Agentforce (integrated with Salesforce), and help automate routine tasks.

The current Slack version varies across its mobile, desktop, and web applications. As of late May 2026, here are the latest stable versions: Slack Release Notes - April 2026 Latest Updates

Pro Tip: If your version number is preceded by "MSQ" (Microsoft Store Qualified), it indicates that updates are managed and deployed by your organization’s IT team, meaning you cannot manually update the app.

For the full changelog, visit: slack.com/release-notes

Open Slack right now, check your version, and hit “Check for Updates” if needed. Your future self (and your IT department) will thank you. | Version | Release Date | Key Highlights

For organization-wide security, Slack offers Enterprise-grade features that allow admins to enforce policies requiring all members to use the latest version of the app to ensure security compliance.

Even with the current version, problems can arise. Here are solutions to frequent Slack version complaints.

All new Windows releases are now 64-bit only, improving performance and security for modern systems.