What Slack shipped

November 2026 (1 update)

Slack released version 4.53.280, a security update with improvements, and recommends users update.

• November 3, 2026 · Slack 4.53.280 (03/11/2026)

  Version 4.53.280 is a security release with improvements; updating is recommended.

October 2026 (4 updates)

October 2026 brought four Slack desktop updates: two security-focused releases, a routine update and a code cleanup, with updates recommended.

• October 29, 2026 · Slack 4.53.276 (29/10/2026)

  Version 4.53.276 for Windows includes security improvements. Updating to this release is recommended.

• October 26, 2026 · Slack 4.53.269 (26/10/2026)

  No specific user-facing changes are listed for this release; it is a routine update.

• October 20, 2026 · Slack 4.52.182 (20/10/2026)

  This release includes significant security improvements, and updating is strongly recommended.

• October 5, 2026 · Slack 4.52.178 (05/10/2026)

  Code cleanup was made to keep the app running smoothly; no specific bug fixes are named.

September 2026 (2 updates)

• September 28, 2026 · Slack 4.52.171 (28/09/2026)

  Bug fixes: internal code cleanup to keep the app running smoothly.

• September 21, 2026 · Slack 4.52.162 (21/09/2026)

  Bug fixes in a small update.

August 2026 (3 updates)

• August 31, 2026 · Slack 4.52.155 (31/08/2026)

  Bug fixes; no notable changes to report this week.

• August 17, 2026 · Slack 4.51.191 (17/08/2026)

  Bug fixes; no specific fixes called out this week.

• August 3, 2026 · Slack 4.51.185 (03/08/2026)

  Bug fixes: small adjustments to keep the app in shape.

July 2026 (1 update)

• July 20, 2026 · Slack 4.51.180 (20/07/2026)

  Security improvements included; updating recommended.

June 2026 (3 updates)

• June 23, 2026 · Slack 4.50.143 (23/06/2026)

  Security improvements included; updating recommended.

• June 15, 2026 · Slack 4.50.140 (15/06/2026)

  Security improvements included; updating recommended.

• June 8, 2026 · Slack 4.50.136 (08/06/2026)

  Fixed a crash that sometimes occurred when sharing your screen during a huddle.

May 2026 (2 updates)

• May 26, 2026 · Slack 4.50.128 (26/05/2026)

  Bug fixes aimed at keeping the app running smoothly; no specific changes summarized.

• May 12, 2026 · Slack 4.50.121 (12/05/2026)

  Bug fixes; no specific changes described.

April 2026 (2 updates)

• April 28, 2026 · Slack 4.49.89 (28/04/2026)

  Bug fixes: small improvements across the app.

• April 2, 2026 · Slack 4.49.81 (02/04/2026)

  Bug fixes; no notable changes to report this week.

March 2026 (3 updates)

• March 17, 2026 · Slack 4.48.102 (17/03/2026)

  Security improvements included; updating recommended.

• March 5, 2026 · Slack 4.48.100 (05/03/2026)

  Minor security improvements included; updating beneficial.

• March 4, 2026 · Slack 4.48.99 (04/03/2026)

  Minor security improvements included; updating beneficial.

February 2026 (3 updates)

• February 19, 2026 · Slack 4.48.95 (19/02/2026)

  Bug fixes: routine maintenance to keep the app in working order.

• February 18, 2026 · Slack 4.48.94 (18/02/2026)

  Minor security improvements included; updating beneficial.

• February 13, 2026 · Slack 4.48.92 (13/02/2026)

  Bug fixes; underlying work done without specific changes described.

December 2025 (1 update)

• December 8, 2025 · Slack 4.47.69 (08/12/2025)

  Bug fixes: small adjustments to keep the app in shape.

November 2025 (2 updates)

• November 24, 2025 · Slack 4.47.65 (24/11/2025)

  Version 4.47.65 is a security release with improvements; updating is recommended.

• November 10, 2025 · Slack 4.47.59 (10/11/2025)

  Version 4.47.59 addresses bugs and improves performance.