Substack experienced a major incident on February 11, 2026 affecting Substack publications and Writer dashboards and 1 more component, lasting 1h 21m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Feb 11, 2026, 02:24 PM UTC
We are investigating an issue loading substack.com
- identified Feb 11, 2026, 02:41 PM UTC
We've identified the issue and are deploying changes to address.
- identified Feb 11, 2026, 02:53 PM UTC
We are continuing to work to restore service. Currently all Substack clients and services are experiencing elevated error rates and degraded performance.
- identified Feb 11, 2026, 02:57 PM UTC
We are continuing to work on a fix for this issue.
- identified Feb 11, 2026, 03:10 PM UTC
We have deployed a fix and are continuing to see recovery.
- monitoring Feb 11, 2026, 03:15 PM UTC
All Substack services have been restored and error rates and latency have returned to normal levels. Our team is continuing to monitor.
- resolved Feb 11, 2026, 03:45 PM UTC
This incident has been resolved.