# RCS Message Delivery Delays via AT&T

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 6h 37m
- started 2026-05-11 16:17 UTC
- RCS Messaging
- id: DWN-a4d67d1179
- Official page: https://stspg.io/mhm8fybb7tm9

## Updates from Twilio
### 2026-05-11 16:17 UTC: identified
Customers might be experiencing delays in RCS message delivery to ATT devices. Customers who have fallback to sms enabled could be experiencing higher rate of messages falling back to sms for ATT recipients. We expect to provide another update in 1 hour or as soon as more information becomes available.

### 2026-05-11 17:18 UTC: identified
We are still experiencing delays in RCS message delivery to ATT devices. Customers who have fallback to sms enabled could be experiencing higher rate of messages falling back to sms for ATT recipients. We expect to provide another update in 2 hours or as soon as more information becomes available.

### 2026-05-11 19:17 UTC: identified
We are still experiencing delays in RCS message delivery to ATT devices. Customers who have fallback to sms enabled could be experiencing higher rate of messages falling back to sms for ATT recipients. We expect to provide another update in 4 hours or as soon as more information becomes available.

### 2026-05-11 22:23 UTC: monitoring
RCS message delivery to ATT devices is now operating normally. We will continue to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.

### 2026-05-11 22:54 UTC: resolved
The issue with delays in RCS message delivery to ATT devices has been resolved and RCS message delivery is operating normally at this time.

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