Duolingo experienced a critical incident on January 21, 2026 affecting Duolingo, lasting 19m. The incident has been resolved; the full update timeline is below.
Affected components
Duolingo
Update timeline
- investigating Jan 21, 2026, 07:46 AM UTC
We are currently investigating this incident.
- resolved Jan 21, 2026, 08:05 AM UTC
This incident has been resolved.