1,816 questions with Azure Communication Services tags

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Standalone services in Azure Communication Services will retire on 30 September 2028

We received a notification from Microsoft Azure and wanted to check since we have several forms set up on Azure. Do you need to update our settings so these forms continue to run smoothly? Standalone services in Azure Communication Services will retire…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-10-01T23:39:43.5633333+00:00
john john Pter 1,590 Reputation points
answered 2026-10-01T23:40:01.4+00:00

AI answer

0 answers

Azure Communication: Delayed Short Code Application Review — Awaiting Carrier Approval

Problem description I submitted an Azure Communication Services short code application on July 9, 2026, with an expected readiness date of September 3, 2026. However, after that date passed, I noticed that the application status remained 'Submitted' with…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-30T17:14:20.0433333+00:00
AgustinSantillan-6429 0 Reputation points
commented 2026-10-01T19:54:07.1166667+00:00
Abhinaba Das 115 Reputation points Microsoft External Staff Moderator
0 answers

Intermittent 404 DomainNotLinked on a linked, verified custom domain since 2026-10-01 (most sends fail)

Hi all! Could someone give me some light into a failure situation with ACS email sending? Since 2026-10-01 06:30 UTC, most email sends from our Azure Communication Services resource   (data location UK) fail with HTTP 404, x-ms-error-code…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-10-01T18:58:41.91+00:00
AE 0 Reputation points
1 answer

Azure Communication Services Calling SDK: post-2028 support for custom clients using Teams identities

We are using Azure Communication Services Calling SDK in a custom web application with Microsoft Teams identities. Our flow is: User signs in with MSAL / Microsoft Entra ID using their Teams account. We exchange the Entra ID token for an ACS token for…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-10-01T14:50:32.1466667+00:00
Andrea Vincentini 0 Reputation points
edited the question 2026-10-01T14:53:00.42+00:00
Andrea Vincentini 0 Reputation points
2 answers

Copilot Studio no reconoce cuenta de WhatsApp Business ya conectada y activa en ACS ("No hay cuentas de WhatsApp asociadas al recurso...")

Hola a todos, Estoy intentando conectar el canal de WhatsApp de mi agente de Copilot Studio a un recurso de Azure Communication Services, pero Copilot Studio no reconoce una cuenta de WhatsApp que ya está activa y correctamente configurada. Estado…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-04T21:58:09.4166667+00:00
Dalton Araujo 0 Reputation points
commented 2026-09-30T21:46:18.9433333+00:00
Dalton Araujo 0 Reputation points
0 answers

Communication Services: Issue with Enabling Dynamic Alphanumeric Sender ID — Not Available

Problem description I am trying to enable the Dynamic Alphanumeric Sender ID feature in Azure Communication Services, but the option is not available in the portal, despite documentation indicating support. The same problem persists across multiple…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-29T14:20:07.5133333+00:00
Baptiste Bellot 0 Reputation points
edited a comment 2026-09-30T16:56:35.4433333+00:00
Golla Venkata Pavani 7,535 Reputation points Microsoft External Staff Moderator
0 answers

azure communication services retirement & target architecture and its alternative

Retirement means a service, feature, model, or SDK is permanently removed from Azure and isn't available after September 30, 2028. This condition applies even when you use the retired product with other supported services described in this guide. After…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-30T08:20:11.1766667+00:00
Meraj Mohammad 0 Reputation points
1 answer

Unable to cancel and resubmit ACS Toll-Free Verification applications with corrected website URLs

Azure Support asked us to resubmit our rejected ACS Toll-Free Verification applications. The original applications were rejected on August 24, 2026 for the following reasons: <PII removed> However, while resubmitting, we mistakenly submitted the…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-11T16:07:03.3+00:00
ContinuoCare 0 Reputation points
answered 2026-09-29T12:41:33.62+00:00
Santhi Siruvuri 5 Reputation points Microsoft External Staff Moderator
0 answers

Feedback on ACS Email retirement: please preserve an Azure email option

Hello Azure Communication Services team, I would like to share feedback on the announced retirement of ACS Email on September 30, 2028: https://learn.microsoft.com/en-us/azure/communication-services/acs-retirement-and-breaking-changes-guide ACS Email is…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-24T08:25:37.2066667+00:00
Jens Kersting 0 Reputation points
commented 2026-09-29T12:31:53.5833333+00:00
Jens Kersting 0 Reputation points
1 answer

Unable to complete Azure for Students verification

Hello Microsoft Azure Support Team, I am trying to sign up for the "Azure for Students" offer. I successfully completed the academic verification process (I received the verification email from the Microsoft Academic Verification Team and…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-27T16:10:51.65+00:00
Şükran Hilal Hocaoğlu 0 Reputation points
commented 2026-09-28T14:15:41.2166667+00:00
IntelGo IntelGo 0 Reputation points
1 answer One of the answers was accepted by the question author.

ACS Email custom domain not delivering to Apple/iCloud while Azure-managed domain works

Azure Communication Services Email custom domain messages are not delivered to Apple/iCloud recipients, while the Azure-managed domain works correctly. Custom domain: email.<mydomain>.pl Reproduction: Azure-managed ACS domain -> same…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-28T11:51:41.6166667+00:00
Dawid 20 Reputation points
accepted 2026-09-28T13:28:25.0666667+00:00
Dawid 20 Reputation points
2 answers

Communication Services: Handling HTTP 429 Errors During Email Sending — Rate Limiting Issue

Problem description I am experiencing HTTP 429 Too Many Requests errors when attempting to send emails via Azure Communication Services Email using the az communication email send command. This issue impacts the delivery of OTP emails for my…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-24T08:38:45.3133333+00:00
Azure Admin 0 Reputation points
commented 2026-09-27T08:53:56.21+00:00
Golla Venkata Pavani 7,535 Reputation points Microsoft External Staff Moderator
1 answer

Is bidirectional audio streaming supported for outbound PSTN calls under Teams Phone Extensibility after the ACS retirement?

We have an outbound conversational AI voice agent built on Azure Communication Services Call Automation: createCall to PSTN from an ACS phone number bidirectional media streaming over WebSocket (enableBidirectional: true, PCM 24 kHz mono) connected to…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-26T10:31:46.8833333+00:00
Oscar Galles Argemi 0 Reputation points
answered 2026-09-26T17:56:00.1+00:00
Taz 10,046 Reputation points MVP Volunteer Moderator
2 answers One of the answers was accepted by the question author.

Communication Services: Request for Increased Email Quota to Add MailFrom Address — Verification and Default Limits Issue

We use Azure Communication Services Email for transactional email from our application. Our custom domain is fully verified with SPF, DKIM and DKIM2 and is connected to our Communication Services resource. We need to add an additional MailFrom address,…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-25T23:38:48.4133333+00:00
Sam Sherwin 20 Reputation points
edited a comment 2026-09-26T15:51:19.57+00:00
Ajay Rathod 445 Reputation points Microsoft External Staff Moderator
1 answer

Azure Communication Services Call Automation media streaming misses the first sentences after call connection

We are using Azure Communication Services Call Automation with the .NET SDK and realtime media streaming over a WebSocket. Our backend starts media streaming when the call is created/answered and receives the MediaStreamingStarted event. However, the…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-25T00:29:57.8466667+00:00
AI MSI 20 Reputation points
answered 2026-09-25T04:54:36.0433333+00:00
Rukshan edirisinghe 910 Reputation points
1 answer

ACS Advanced Messaging for WhatsApp retirement - What is the recommended migration path?

Hello ACS Community, We are currently using Azure Communication Services Advanced Messaging for WhatsApp in our application for sending and receiving WhatsApp messages. We recently received a Microsoft notification stating that standalone Azure…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-24T11:35:43.91+00:00
Info Omniwish 35 Reputation points
answered 2026-09-24T19:38:47.5833333+00:00
Divyesh Govaerdhanan 11,890 Reputation points MVP Volunteer Moderator
1 answer

Communication Services: Request to Increase Email Sending Limits — Pending Approval

Problem description I am seeking assistance to increase the sending limits for Azure Communication Services Email on my verified custom domain. Currently, the default limits are 30 messages per minute and 100 per hour, but I need to send around 21,000…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-24T17:36:51.0266667+00:00
Kyle-3110 0 Reputation points
commented 2026-09-24T17:59:29.27+00:00
Ajay Rathod 445 Reputation points Microsoft External Staff Moderator
1 answer

ACS Calling SDK: Teams recipient policy lookup returns 401/5002 despite successful calls

We use @azure/communication-calling 1.43.1 to make Teams-to-Teams calls through an authenticated Teams user. Calls connect and bidirectional audio/video work, but the SDK repeatedly fails to retrieve the recipient’s policy. We reproduced this with two…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-23T14:56:50.8666667+00:00
Dariusz Cybulski 0 Reputation points
answered 2026-09-23T19:08:34.08+00:00
Allan Solomon Mejia 10,145 Reputation points
3 answers

Communication Services: Need to acquire additional phone lines beyond default limit — How to request more?

Problem description I have an Azure Communication Services resource with five existing phone numbers and want to purchase five more. I'm unsure how to request additional numbers beyond the default quota of five per resource. No error messages or logs are…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-05T07:46:52.68+00:00
Fahd Mujtaba 0 Reputation points
commented 2026-09-19T01:14:34.37+00:00
Vinodh247-1375 44,801 Reputation points Volunteer Moderator
2 answers

Azure Communication Services: German local PSTN numbers unavailable after Pay-As-You-Go upgrade

Hello, I'm trying to acquire a German local PSTN number for an Azure Communication Services workload. After moving the Azure subscription from the free trial to Pay-As-You-Go, the subscription is active and billing is working. The Communication Services…

Azure Communication Services
Azure Communication Services

An Azure communication platform for deploying applications across devices and platforms.

1,816 questions
asked 2026-09-17T22:57:09.6033333+00:00
Naum Kaganovich 0 Reputation points
answered 2026-09-18T01:33:37.5133333+00:00
kagiyama yutaka 5,570 Reputation points