1,767 questions with Microsoft Copilot | Microsoft 365 Copilot | Development tags

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How are you governing Copilot-assisted app development when citizen developers start building across multiple Power Platform environments?

I am looking at a setup where Copilot is being used to help business users create apps and automate workflows, while IT still needs control over security, environments, and deployment. Where have you found the right boundary between enabling citizen…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-06T09:22:16.3566667+00:00
Sakthivel S S 0 Reputation points
2 answers

Copilot Studio Agent in Teams stuck after "Request body too large" error

Hello, I am experiencing an issue with a Copilot Studio agent deployed in Microsoft Teams. Context I uploaded a PDF document of approximately 7.7 MB (7751 KB) containing a large number of images to the agent through a Teams chat. The agent immediately…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-06T07:25:06.19+00:00
JEHANNO Malo 0 Reputation points
answered 2026-10-06T07:39:41.03+00:00
JEHANNO Malo 0 Reputation points
1 answer

Copilot Studio published public agent cannot invoke Agent Workflow, although it works in Preview

Hello Microsoft Support, I am experiencing an issue with Microsoft Copilot Studio where an Agent Workflow works correctly in Copilot Studio Preview, but it is not invoked when the same agent is published and tested through the public Demo…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-05T20:47:02.3966667+00:00
Mohamed Elsayed Tawfik 5 Reputation points
commented 2026-10-06T06:51:09.85+00:00
Mohamed Elsayed Tawfik 5 Reputation points
0 answers

copilot in word cannot read, edit or summarise my documents

copilot in word cannot read, edit or summarise my documents. I'm an elderly person and require a live person to talk me through the process of fixing the issue

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-06T06:00:09.7766667+00:00
John DELGADO 0 Reputation points
0 answers

URLs in agent responses are percent-encoded when delivered via Direct Line, but display correctly in the Copilot Studio test panel.

Hello, We are seeing URLs in our agent's responses change between the Copilot Studio test panel and what is delivered through Direct Line. Example: - Source URL (in our Custom Data / topic output): https://example.org/Q&A+Guide.pdf - Copilot Studio…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-05T13:33:35.0833333+00:00
Sameer Nayak 50 Reputation points
edited the question 2026-10-05T13:34:34.7566667+00:00
Sameer Nayak 50 Reputation points
1 answer

Building an Autonomous Copilot / Power Platform Agent to Monitor Shared DL Mailbox, Classify Incident Emails, and Post Solutions to Teams

We are looking to design and build an AI-driven agent to automate incident monitoring and first-response triage for our team’s Distribution List (DL) / Shared Mailbox. Our mailbox receives a high volume of automated emails regarding process statuses,…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-01T15:50:56.1633333+00:00
samir sanghavi 0 Reputation points
answered 2026-10-05T13:05:18.1433333+00:00
samir sanghavi 0 Reputation points
1 answer

Copilot in Dynamics 365 - "Unfortunately, there was an error. Please try again later." when starting a conversation

Copilot in Dynamics 365 Sales fails to load in our Sandbox (PREPROD) environment. The Copilot pane opens but displays "Unfortunately, there was an error. Please try again later." Browser developer tools show that the request: POST…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-05T08:26:14.6266667+00:00
MagdaM 0 Reputation points
answered 2026-10-05T09:55:34.93+00:00
Sayali-MSFT 6,481 Reputation points Microsoft External Staff Moderator
1 answer

How to open attachment(s) to an email and analyze the image (.jpg, .pdf, .png, etc) for data elements from copilot

copilot prompt appears to be able to open and analyze attachments from a single email in a designated folder, but when attempting to process prompt against all emails in an email folder, getting unable to access binary file to allow for analysis.

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-01T14:53:31.8833333+00:00
Hill, Brian E 0 Reputation points
answered 2026-10-05T07:13:49.3133333+00:00
Sayali-MSFT 6,481 Reputation points Microsoft External Staff Moderator
2 answers

Microsoft 365 Copilot API: Can developers explicitly select Claude or GPT models when using Copilot Chat/Retrieval APIs?

Hello, We have Microsoft 365 Copilot licenses and are evaluating whether Microsoft 365 Copilot APIs can act as our primary AI layer instead of directly integrating with AWS Bedrock, Anthropic, Azure OpenAI, or OpenAI. Service Microsoft 365 Copilot…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-03T04:54:44.3166667+00:00
James Meehan 0 Reputation points
answered 2026-10-05T06:08:34.2433333+00:00
Sayali-MSFT 6,481 Reputation points Microsoft External Staff Moderator
1 answer

Custom (org-created) federated MCP connector appears in Copilot Chat Sources but not in Copilot in PowerPoint

We built a custom federated connector (MCP) in the Microsoft 365 admin center under Copilot > Connectors > Created by your org, using OAuth 2.0 authentication via an OAuth client registration in the Teams Developer Portal (PKCE enabled,…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-01T20:16:36.98+00:00
Jackson Lee 0 Reputation points
answered 2026-10-05T05:15:33.96+00:00
Ashlesha Pawar (Tata Consultancy Services Limited) 480 Reputation points Microsoft External Staff
2 answers

URGENT: Multiple Copilot Projects and Project Chats Missing After New Copilot Migration / Sync Issue

I am experiencing a serious issue with Microsoft Copilot Projects. Multiple Projects have disappeared from my account and the entire Projects section is no longer visible in the Copilot interface. The issue is present across multiple devices, so this…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-09-25T13:33:21.6033333+00:00
Jaana Roiha 10 Reputation points
answered 2026-10-04T23:55:49.5233333+00:00
Christopher Lovine 0 Reputation points
0 answers

M365 Copilot Agents Not working MS Agent and off Copilot Behavior

Anyone else experiencing issue with their agents on copilot? I have it troubleshooted but support could not fix the issue unfortunately. Based on the troubleshooting performed, including signing out and signing back into the Microsoft account,…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-04T21:21:33.73+00:00
Michael Bucceri 0 Reputation points
0 answers

Completely dislike the new Copilot app (The one that forgets everything done in past convos)

On personal account on my cell phone, today, at lunch, I was talking to Copilot on my cell using my existing app from Apple  I own an upgraded version through M/S Premium Suite I pay for annually for multiple personal devices. So I am chatting about a…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-01T21:28:59.8166667+00:00
Randy Shoup 0 Reputation points
commented 2026-10-04T21:13:39.5833333+00:00
Dariel Hernandez 0 Reputation points
0 answers

Copilot Studio MCP connector omits the RFC 8707 resource parameter, so the token audience is wrong and every MCP call returns 401

Adding an MCP server as a tool with Authentication = OAuth 2.0 and Configuration type = Dynamic (with discovery): Copilot Studio fetches our RFC 9728 protected-resource metadata, then issues an authorization request that omits the resource parameter. The…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-09-22T13:50:41.89+00:00
Sebastian Alpers 0 Reputation points
2 answers One of the answers was accepted by the question author.

Copilot Studio Direct Line Response Differs from Test Panel and activity trace

We are using Copilot Studio with Generative AI and are seeing a difference between the response shown in the Test Panel/trace and the response received through Direct Line API (Postman) and our UI. In the Copilot Studio Test Panel and trace: The…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-09-28T16:56:11.8166667+00:00
Sameer Nayak 50 Reputation points
answered 2026-10-04T19:37:25.2566667+00:00
zakaria KHCHICHE 0 Reputation points
1 answer

How to connect an existing Azure AI Search index to a Microsoft 365 Copilot agent when the connector is blocked by policy?

Hello, I'm exploring how to make content from an existing Azure AI Search index available through a dedicated agent in Microsoft 365 Copilot Chat. I have an existing Azure AI Search index named book-index, containing approximately 50,162 documents. I…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-09-28T13:42:48.7533333+00:00
Mohamed, Rihan 60 Reputation points
edited an answer 2026-10-04T19:32:17.9433333+00:00
zakaria KHCHICHE 0 Reputation points
3 answers

CoPilot interface roll back

Hello. I have some users in China who are having a lot of trouble using the chat feature in copilot. When prompted, Copilot says the following as to why chat was changed. What you’re seeing is due to a recent interface update/feature change in…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-05-11T12:35:12.0833333+00:00
Gillespie, John (gillesjj) 100 Reputation points
commented 2026-10-04T18:38:48.5233333+00:00
NFlorence 0 Reputation points
0 answers

mejoras a Copilot

Solicito que Copilot sea instruido para poder tomar control operativo del computador, incluyendo interacción con mouse, teclado y aplicaciones abiertas, con el objetivo de trabajar en conjunto con el usuario y multiplicar exponencialmente la…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-10-02T18:35:11.7533333+00:00
Andres Lozada 0 Reputation points
0 answers

403 Forbidden – Copilot Studio Credit Consumption API and Request for Supported API to Automate PPAC Capacity Consumption Reports

Issue Description We are developing an Dashboard in Power BI and need to retrieve Copilot Studio / MCSMessages credit consumption programmatically for historical reporting and scheduled refresh. We can successfully authenticate…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-09-30T07:39:27.13+00:00
Ashish Kanoongo 0 Reputation points
commented 2026-10-02T18:33:30.2466667+00:00
Ashish Kanoongo 0 Reputation points
2 answers

Copilot Studio workflow tool returns Authorization 403

I created a workflow in the new Copilot Studio experience using the When an agent calls the workflow trigger and added it as a tool to my agent. The agent correctly collects and maps all workflow inputs, including text and numeric values. However, when…

Microsoft Copilot | Microsoft 365 Copilot | Development
asked 2026-07-23T11:41:57.4833333+00:00
Mangesh Latamble 30 Reputation points
answered 2026-10-02T18:28:26.2066667+00:00
Ashish Kanoongo 0 Reputation points