Bandwidth experienced a notice incident on October 13, 2026 affecting MMS Messaging (MM4), lasting 4h 39m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 13, 2026, 09:19 PM UTC
Bandwidth teams are investigating outbound messages towards T-Mobile destinations. These messages are delayed in delivery.
- monitoring Oct 14, 2026, 12:55 AM UTC
Teams are observing expected messaging delivery. We will monitor for stability.
- resolved Oct 14, 2026, 01:59 AM UTC
This incident has been resolved.
- postmortem Oct 14, 2026, 08:09 AM UTC
Bandwidth has concluded its investigation of this issue and determined that between 20:00 UTC and 23:55 UTC on October 13th, outbound 10DLC MMS traffic to T-Mobile and Verizon experienced intermittent delivery delays. Due to the limited scope of impact, Bandwidth is closing this incident and this will be the extent of the information we will provide for this issue. If you have any questions, please contact us through the Bandwidth support portal. We are grateful you have entrusted Bandwidth as your communication partner and we are sorry if this issue resulted in any disruption to your services.