Bandwidth experienced a major incident on September 23, 2026 affecting MMS Messaging (MM4), lasting 3h 56m. The incident has been resolved; the full update timeline is below.
Affected components
MMS Messaging (MM4)
Update timeline
- identified Sep 23, 2026, 04:06 PM UTC
Bandwidth teams have identified an incident impacting outbound MMS messaging delays in delivery. Teams are working to restore expected MMS delivery.
- identified Sep 23, 2026, 06:41 PM UTC
Bandwidth teams have confirmed this is an off-network industry condition impacting MMS messaging to AT&T destinations.
- monitoring Sep 23, 2026, 07:18 PM UTC
Teams are observing expected MMS delivery towards AT&T. We will monitor for stability.
- resolved Sep 23, 2026, 08:02 PM UTC
This incident has been resolved.