Tuesday June 2, 2026

Resolved

Current status: The Slack engineering team investigated connectivity issues that affected some users between approximately 13:30 and 14:00 UTC on June 2, 2026. The issue has been resolved and no further impact has been reported.

Scope: Some users, primarily in Europe, may have experienced difficulty loading or sending Slack messages during this window

We apologize for any inconvenience this may have caused.

9:16 AM PST

Resolved

This issue is now resolved for all users.

• Current status and recent actions taken: we've resolved the issue where some Slack users may have experienced message send failures and thread loading issues. We identified and addressed the root cause, and services have been fully restored.

We apologize for any disruptions to your day.

6:47 PM PST

Update

Our work on this issue is still ongoing.

• Current status and actions being taken: we're investigating an issue where some Slack users are experiencing thread loading, client booting, and message delivery failures. We've identified several potential contributing factors and are working to confirm the root cause. Further updates will be shared as the investigation continues.

We'll provide another update in 30 minutes until the impact is resolved for all users.

6:38 PM PST

Investigating

We're investigating a new incident.

• Current impact to end users: Some users may be experiencing trouble loading or connecting to Slack. We're on the case.

We'll provide an update within 30 minutes including further details on current actions being taken.

5:58 PM PST