History

November 2026

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October 2026

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1 incident calendar

October 1, 2026

Free Plan Customers Are Experiencing Message Failures

Resolved 11:59 AM PDT - Oct 1st

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9 incident calendar

October 9, 2026

Slack for iOS closing unexpectedly when opening channels

Resolved 10:03 AM PDT - Oct 12th

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13 incident calendar

October 13, 2026

Single Sign On errors

Resolved 5:28 PM PDT - Oct 13th

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22 incident calendar

October 22, 2026

Slack Real-Time Connection Disruption

Resolved 11:50 AM PDT - Oct 22nd

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September 2026

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9 incident calendar

September 9, 2026

Trouble loading Workspace-level Apps & Workflows settings page is returning blank pages

Resolved 8:14 PM PDT - Sep 9th

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12 incident calendar

September 12, 2026

Some customers experiencing blurry image previews and download issues

Resolved 1:00 PM PDT - Sep 12th

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August 2026

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6 incident calendar

August 6, 2026

Trouble Using Search Bar For Some Admins

Resolved 6:08 PM PDT - Aug 6th

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13 incident calendar

August 13, 2026

Trouble Accessing Historical Messages With Custom Data Retention Policies Enabled

Resolved 3:31 PM PDT - Sep 14th

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July 2026

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23 incident calendar

July 23, 2026

Receiving reminders in Slack issue

Resolved 8:20 PM PDT - Jul 23rd

24 incident calendar

July 24, 2026

Issue sending messages to channels via certain Workflows

Resolved 3:47 AM PDT - Jul 24th

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27 incident calendar

July 27, 2026

Feature Degradation Affecting the Receipt of Emails in Slack

Resolved 4:09 PM PDT - Jul 28th

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June 2026

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2 incident calendar

June 2, 2026

Trouble connecting or loading Slack

Resolved 6:47 PM PDT - Jun 2nd

Connectivity Issues Affecting Some Users in Europe

Resolved 9:16 AM PDT - Jun 2nd

3 incident calendar

June 3, 2026

Administrators may experience errors in member management.

Resolved 10:35 AM PDT - Jun 3rd

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8 incident calendar

June 8, 2026

Some users unable to sign in

Resolved 12:35 PM PDT - Jun 8th

9 incident calendar

June 9, 2026

Trouble adding multiple users to channels

Resolved 2:43 PM PDT - Jun 10th

10 incident calendar

June 10, 2026

Trouble with Gmail add-on Integration

Resolved 11:39 PM PDT - Jun 10th

11 incident calendar

June 11, 2026

Child windows displaying content at half height

Resolved 4:15 PM PDT - Jun 11th

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15 incident calendar

June 15, 2026

Slack Messaging issue

Resolved 6:19 PM PDT - Jun 15th

16 incident calendar

June 16, 2026

Trouble performing some actions

Resolved 6:07 PM PDT - Jun 16th

Trouble submitting workflow forms with file attachments on Android.

Resolved 1:39 PM PDT - Jun 22nd

17 incident calendar

June 17, 2026

Trouble loading SSO configuration settings for some workspace admins

Resolved 9:14 PM PDT - Jun 17th

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26 incident calendar

June 26, 2026

Chat functionality unavailable on Slack Help page

Resolved 3:09 AM PDT - Jun 26th

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May 2026

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4 incident calendar

May 4, 2026

Slow behaviour in Slack

Resolved 10:37 AM PDT - May 4th

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8 incident calendar

May 8, 2026

EKM customers were previously experiencing issues with channel loading and message delivery

Resolved 2:48 PM PDT - May 11th

Scheduled Grid Migrations are experiencing extended downtime

Resolved 10:44 AM PDT - May 8th

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14 incident calendar

May 14, 2026

Issues affecting file uploads, message edits, channel renames, and channel creations

Resolved 8:34 AM PDT - May 14th

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18 incident calendar

May 18, 2026

Huddle AI summaries not being generated

Resolved 7:53 AM PDT - May 18th

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May 19, 2026

Trouble uploading files and emojis in Slack

Resolved 3:27 PM PDT - May 19th

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27 incident calendar

May 27, 2026

Trouble with Slack - General Slack functionality issues

Resolved 8:22 AM PDT - May 28th

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31 incident calendar

May 31, 2026

Partial Degradation Impacting Usergroups

Resolved 8:05 PM PDT - May 31st

April 2026

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1 incident calendar

April 1, 2026

Slackbot button in the top navigation is disappearing

Resolved 7:41 AM PDT - Apr 1st

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9 incident calendar

April 9, 2026

Trouble with Slackbot and AI-powered features

Resolved 12:29 PM PDT - Apr 9th

10 incident calendar

April 10, 2026

Trouble Sending Messages

Resolved 2:44 PM PDT - Apr 10th

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20 incident calendar

April 20, 2026

Users may experience delays due to increased load on bychan keyspace affecting system performance

Resolved 2:05 AM PDT - Apr 20th

21 incident calendar

April 21, 2026

Custom status not expiring

Resolved 8:47 AM PDT - Apr 21st

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April 23, 2026

Slack Threads Not Loading

Resolved 2:50 AM PDT - Apr 23rd

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27 incident calendar

April 27, 2026

Users May Not Receive Notifications on Slack Thread Replies

Resolved 1:36 PM PDT - Apr 27th

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April 30, 2026

Slack Search Feature Disruption - Japan region

Resolved 6:50 PM PDT - Apr 30th

March 2026

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1 incident calendar

March 1, 2026

Issue with Slack Search feature

Resolved 12:49 PM PST - Mar 1st

2 incident calendar

March 2, 2026

Degraded Search Performance for Dubai IDR Users – Middle East (Dubai) Region

Resolved 10:41 AM PST - Mar 4th

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5 incident calendar

March 5, 2026

Issues with App Mentions, Grid Migrations, and Notifications

Resolved 8:44 AM PST - Mar 6th

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8 incident calendar

March 8, 2026

Intermittent SSO login errors accessing Slack workspace.

Resolved 12:17 PM PDT - Mar 9th

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22 incident calendar

March 22, 2026

Authorization Failure Errors Connecting to the Slack MCP Sever

Resolved 8:46 PM PDT - Mar 22nd

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26 incident calendar

March 26, 2026

Trouble connecting to Slack

Resolved 9:36 AM PDT - Mar 26th

27 incident calendar

March 27, 2026

Issues while sending messages and loading message history is impacting some users

Resolved 10:39 PM PDT - Mar 27th

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March 29, 2026

Issue with Sending and Receiving Messages

Resolved 6:17 PM PDT - Mar 29th

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February 2026

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2 incident calendar

February 2, 2026

Users unable to create or edit workflows

Resolved 10:23 AM PST - Feb 2nd

3 incident calendar

February 3, 2026

Windows desktop notification issues

Resolved 9:34 AM PST - Feb 3rd

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February 5, 2026

App History and Chat Tab Not Loading

Resolved 8:59 AM PST - Feb 5th

6 incident calendar

February 6, 2026

Issue with scheduled workflows

Resolved 12:10 PM PST - Feb 6th

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10 incident calendar

February 10, 2026

Unable to Install Apps to Workspaces

Resolved 7:22 PM PST - Feb 10th

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February 12, 2026

Trouble Accessing Slack

Resolved 3:46 PM PST - Feb 12th

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18 incident calendar

February 18, 2026

Issues generating Incoming Webhooks

Resolved 10:32 AM PST - Feb 18th

Users unable to access Slack using various browsers

Resolved 4:24 PM PST - Feb 19th

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24 incident calendar

February 24, 2026

Slack Email Delivery Feature Degradation

Resolved 8:52 PM PST - Feb 24th

Issue with Slack Direct Messaging

Resolved 11:19 AM PST - Feb 24th

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January 2026

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8 incident calendar

January 8, 2026

Trouble with Slack - General Slack functionality issues

Resolved 8:10 AM PST - Jan 14th

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14 incident calendar

January 14, 2026

Trouble with adding payment methods

Resolved 8:55 AM PST - Jan 29th

15 incident calendar

January 15, 2026

Trouble loading Slack, messages, or canvas

Resolved 11:58 AM PST - Jan 15th

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22 incident calendar

January 22, 2026

Issue loading activity feed in Slack

Resolved 9:16 AM PST - Jan 29th

Upstream provider issue causing email delivery delays

Resolved 10:30 AM PST - Jan 28th

Trouble loading Slack and performing actions

Resolved 4:13 PM PST - Jan 22nd

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30 incident calendar

January 30, 2026

Events errors related to Salesforce Automation application

Resolved 4:58 PM PST - Jan 30th

Trouble connecting to Salesforce Channels

Resolved 9:53 AM PST - Feb 2nd

31 incident calendar

January 31, 2026

Users on Free, Trial, or Pro plans may see the workspaces appearing blurred out

Resolved 6:18 PM PST - Jan 31st

December 2025

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2 incident calendar

December 2, 2025

Trouble with Search

Resolved 9:29 AM PST - Dec 9th

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4 incident calendar

December 4, 2025

Slow or incomplete Slack searches

Resolved 9:59 AM PST - Dec 9th

Slack Canvas Outage

Resolved 4:02 PM PST - Dec 4th

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8 incident calendar

December 8, 2025

Issues loading or viewing threads

Resolved 8:44 AM PST - Dec 18th

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15 incident calendar

December 15, 2025

Trouble running workflows

Resolved 8:57 AM PST - Dec 18th

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23 incident calendar

December 23, 2025

Issue loading threads in Slack

Resolved 9:49 AM PST - Dec 29th

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