Duolingo experienced a critical incident on October 20, 2025 affecting Duolingo, lasting 13h 33m. The incident has been resolved; the full update timeline is below.
Affected components
Duolingo
Update timeline
- investigating Oct 20, 2025, 09:59 AM UTC
We are currently investigating this incident.
- identified Oct 20, 2025, 04:44 PM UTC
We identified the cause of an ongoing incident impacting Duolingo and are currently awaiting recovery. Your streak will be protected.
- monitoring Oct 20, 2025, 09:35 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Oct 20, 2025, 11:33 PM UTC
This incident has been resolved.