Slack
Operational
No active incidents
Official status API · last read just now
- Reported uptime
- 98.71%
- From published incidents, 89 of 90 days covered
- Published incidents
- 7
- Active in the last 90 days
- Days affected
- 39
- Out of the last 90, any severity
- Last incident
- 19 d ago
- Started Oct 22, 18:50 UTC
Last 90 days
- Operational
- Maintenance
- Degraded
- Partial outage
- Major outage
- No data
CVEs, last two years
1
1 high or critical. In this company's software.
Disclosed security incidents
0
None on record since January 2024.
Published root-cause analyses
1
Linked to the official write-ups.
Incident timeline
October 2026
Slack Real-Time Connection Disruption
Partial outage · Oct 22, 18:50 UTC
Resolved
Partial outage · Oct 14, 00:23 UTC
Slack for iOS closing unexpectedly when opening channels
Partial outage · Oct 9, 15:35 UTC
Free Plan Customers Are Experiencing Message Failures
Partial outage · Oct 1, 12:39 UTC
September 2026
Some customers experiencing blurry image previews and download issues
Partial outage · Sep 12, 11:04 UTC
Trouble loading Workspace-level Apps & Workflows settings page is returning blank pages
Partial outage · Sep 10, 00:34 UTC
August 2026
Trouble Accessing Historical Messages With Custom Data Retention Policies Enabled
Partial outage · Aug 13, 21:21 UTC
Trouble Using Search Bar For Some Admins
Partial outage · Aug 6, 22:22 UTC
July 2026
Feature Degradation Affecting the Receipt of Emails in Slack
Partial outage · Jul 28, 02:13 UTC
Issue sending messages to channels via certain Workflows
Partial outage · Jul 24, 08:22 UTC
Receiving reminders in Slack issue
Partial outage · Jul 24, 02:18 UTC
June 2026
Chat functionality unavailable on Slack Help page
Partial outage · Jun 26, 09:12 UTC
Trouble loading SSO configuration settings for some workspace admins
Partial outage · Jun 17, 22:33 UTC
Trouble performing some actions
Partial outage · Jun 17, 00:38 UTC
Trouble submitting workflow forms with file attachments on Android.
Partial outage · Jun 16, 15:50 UTC
Partial outage · Jun 16, 01:19 UTC
Resolved
Child windows displaying content at half height
Partial outage · Jun 11, 22:13 UTC
Trouble with Gmail add-on Integration
Partial outage · Jun 10, 20:36 UTC
Trouble adding multiple users to channels
Partial outage · Jun 9, 15:24 UTC
Partial outage · Jun 8, 19:00 UTC
Administrators may experience errors in member management.
Partial outage · Jun 3, 16:33 UTC
Trouble connecting or loading Slack
Partial outage · Jun 3, 00:58 UTC
Connectivity Issues Affecting Some Users in Europe
Partial outage · Jun 2, 16:16 UTC
Resolved
Partial Degradation Impacting Usergroups
Partial outage · Jun 1, 02:08 UTC
May 2026
Trouble with Slack - General Slack functionality issues
Partial outage · May 27, 23:00 UTC
Trouble uploading files and emojis in Slack
Partial outage · May 19, 20:51 UTC
Huddle AI summaries not being generated
Partial outage · May 18, 14:53 UTC
Resolved
Issues affecting file uploads, message edits, channel renames, and channel creations
Partial outage · May 14, 14:37 UTC