Grammarly change history: Some Grammarly users may be unable to log in

Some Grammarly users could not log in during a major outage starting 2026-01-30 20:12 UTC and resolved at 2026-01-30 22:25 UTC, lasting 2 h 12 min. Grammarly reported implementing a fix and monitoring the results at 01-30 21:55 UTC; no cause was stated.