Slack experienced a minor incident on April 10, 2026 affecting Messaging, lasting 2h 35m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 10, 2026, 07:09 PM UTC
We're investigating a new incident. Current impact to end users: Some users may experience trouble sending messages. We're investigating the issue and we regret any inconvenience this is causing. We'll provide an update within 30 minutes including further details on current actions being taken.
- identified Apr 10, 2026, 07:44 PM UTC
We are actively working to resolve the current platform functionality issues. Current status and actions being taken: We've identified a fix and are actively deploying it across the platform. Once the rollout is complete, we'll monitor system performance to ensure full stability.Estimated time to resolution: No ETA at this time.Scope: This issue isn't affecting any specific region, but a percentage of users may be affected globally.Current impact to end users: Some users may experience trouble sending messages.Known workarounds: No known workarounds at this time. We appreciate your patience as we sort this out.
- resolved Apr 10, 2026, 08:21 PM UTC
We are actively working to resolve the current platform functionality issues. Current status and actions being taken: We have processed the affected service PODs to expedite recovery, resulting in significant recovery across the platform. We're now monitoring all systems to ensure performance remains stable.Estimated time to resolution: No ETA at this time.Scope: This issue isn't affecting any specific region, but a percentage of users may be affected globally.Current impact to end users: Some users may experience trouble sending messages.Known workarounds: No known workarounds at this time. We'll continue to provide updates every 60 minutes until the impact is resolved for all users.
- investigating Apr 10, 2026, 09:22 PM UTC
We are actively working to resolve the current platform functionality issues. Current status and actions being taken: We're still working toward resolving the issue and to reduce the likelihood of symptoms recurring. We'll continue to monitor internal metrics as we work through this. Estimated time to resolution: No ETA at this time.Scope: This issue isn't affecting any specific region, but a percentage of users may be affected globally.Current impact to end users: Some users may experience trouble sending messages.Known workarounds: No known workarounds at this time. We'll provide the next update upon a significant change in status, or sooner if additional information becomes available.
- resolved Apr 10, 2026, 09:44 PM UTC
This issue is now resolved for all users. Current status and recent actions taken: After monitoring system performance and infrastructure stability, we have confirmed that all Slack features are operating within expected levels. Users should no longer experience any issues when sending messages. Scope: This issue wasn't affecting any specific region, but a percentage of users may have been affected globally.Previous impact to end users: Some users may have experienced trouble sending messages.Required resolution steps: No additional steps are required. We apologize for any disruptions to your day.