# Twilio: Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States

> Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States. Detected 2026-10-29 by Rewindex: what changed on Twilio’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/r6c131b6b6e28b9
Last updated: 2026-10-29T14:13:45Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-10-29 14:13 UTC · Detected: 2026-10-29 14:13 UTC
- [Source: https://status.twilio.com/incidents/km5dmfj8blwk](https://status.twilio.com/incidents/km5dmfj8blwk)
- [Company: Twilio](https://rewindex.com/company/twilio.md)
- Versions: before incident\_version:125/km5dmfj8blwk@b95af0314887 → after incident\_version:125/km5dmfj8blwk@607d772bebc0
- Change 2 of 2 for this incident

Incident page (full timeline): [MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States](https://rewindex.com/company/twilio/incidents/km5dmfj8blwk.md)
## What changed

**1. Changed: Status**

```diff
- identified
+ resolved
```

**2. Added: Resolved time**

```diff
+ 2026-10-29 14:05 UTC
```

**3. Added: Update** (identified) · 2026-10-29 01:56 UTC

```diff
+ Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
```

**4. Added: Update** (identified) · 2026-10-29 04:01 UTC

```diff
+ Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
```

**5. Added: Update** (identified) · 2026-10-29 08:02 UTC

```diff
+ Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
```

**6. Added: Update** (monitoring) · 2026-10-29 12:02 UTC

```diff
+ We have observed a recovery in MMS delivery receipts from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
```

**7. Added: Update** (resolved) · 2026-10-29 14:05 UTC

```diff
+ The incident has been resolved and MMS delivery receipts from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States are operating normally.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-29 01:04 UTC | [Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States](https://rewindex.com/change/r9e8a2e8787a606.md) | Normal progress |
| 2026-10-29 14:13 UTC | Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States (this change) | Normal progress |

Previous: [change](https://rewindex.com/change/r9e8a2e8787a606.md) · All Twilio changes: [timeline](https://rewindex.com/company/twilio/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._

## Cite this

Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States on Twilio’s status page, changed 2026-10-29 14:13 UTC (change 2 of 2).

- Canonical URL: https://rewindex.com/change/r6c131b6b6e28b9
- Citation: Twilio, “Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States” (2026-10-29 14:13 UTC). Archived by Rewindex: https://rewindex.com/change/r6c131b6b6e28b9 (CC BY 4.0).
- Markdown link: `[Twilio: Incident updated: MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States (2026-10-29)](https://rewindex.com/change/r6c131b6b6e28b9)`


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Canonical: https://rewindex.com/change/r6c131b6b6e28b9 · Markdown: https://rewindex.com/change/r6c131b6b6e28b9.md · JSON: https://rewindex.com/api/v1/changes/r6c131b6b6e28b9 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-11T05:26:49.184Z