Duolingo experienced a critical incident on September 8, 2025 affecting Duolingo, lasting 11m. The incident has been resolved; the full update timeline is below.
Affected components
Duolingo
Update timeline
- investigating Sep 08, 2025, 11:33 AM UTC
We are currently investigating this incident.
- resolved Sep 08, 2025, 11:44 AM UTC
This incident has been resolved.