# Twilio: Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom

> Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom. Detected 2026-11-09 by Rewindex: what changed on Twilio’s status page, with the before/after diff.

Canonical: https://rewindex.com/change/r586b6d3c4d8b68
Last updated: 2026-11-09T19:54:28Z

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (rule)
- Changed: 2026-11-09 19:54 UTC · Detected: 2026-11-09 19:54 UTC
- [Source: https://status.twilio.com/incidents/jlw5t054g7jt](https://status.twilio.com/incidents/jlw5t054g7jt)
- [Company: Twilio](https://rewindex.com/company/twilio.md)
- Versions: before incident\_version:125/jlw5t054g7jt@42ab43e943e5 → after incident\_version:125/jlw5t054g7jt@dfcd9155b7a0
- Change 3 of 4 for this incident

Incident page (full timeline): [Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom](https://rewindex.com/company/twilio/incidents/jlw5t054g7jt.md)
## What changed

**1. Changed: Status**

```diff
- identified
+ monitoring
```

**2. Added: Update** (identified) · 2026-11-09 19:50 UTC

```diff
+ Twilio customers may be experiencing voice call audio quality degradation and silent and one-way audio between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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.
```

**3. Added: Update** (monitoring) · 2026-11-09 19:51 UTC

```diff
+ We have observed a recovery in voice calls between a subset of Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-11-09 16:53 UTC | [Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio Between a Subset of Twilio Phone Numbers and Multiple Networks in the United Kingdom of Great Britain and Northern Ireland](https://rewindex.com/change/rc4e8061154823d.md) | Normal progress |
| 2026-11-09 17:53 UTC | [Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom](https://rewindex.com/change/r67a490bce9fad4.md) | Normal progress |
| 2026-11-09 19:54 UTC | Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom (this change) | Normal progress |
| 2026-11-09 21:53 UTC | [Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom](https://rewindex.com/change/r490019065e888b.md) | Normal progress |

Previous: [change](https://rewindex.com/change/r67a490bce9fad4.md) · Next: [change](https://rewindex.com/change/r490019065e888b.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: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom on Twilio’s status page, changed 2026-11-09 19:54 UTC (change 3 of 4).

- Canonical URL: https://rewindex.com/change/r586b6d3c4d8b68
- Citation: Twilio, “Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom” (2026-11-09 19:54 UTC). Archived by Rewindex: https://rewindex.com/change/r586b6d3c4d8b68 (CC BY 4.0).
- Markdown link: `[Twilio: Incident updated: Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom (2026-11-09)](https://rewindex.com/change/r586b6d3c4d8b68)`


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Canonical: https://rewindex.com/change/r586b6d3c4d8b68 · Markdown: https://rewindex.com/change/r586b6d3c4d8b68.md · JSON: https://rewindex.com/api/v1/changes/r586b6d3c4d8b68 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-11T04:21:48.245Z