Tessian incident

Outlook for Mac - Email Send blocked for some users

Minor Resolved

Tessian experienced a minor incident on January 15, 2026, lasting 51m. The incident has been resolved; the full update timeline is below.

Started
Jan 15, 2026, 04:17 PM UTC
Resolved
Jan 15, 2026, 05:09 PM UTC
Duration
51m
Detected by Pingoru
Jan 15, 2026, 04:17 PM UTC

Update timeline

No vendor updates were posted for this incident — only the open and resolve events were observed.