583 questions with Microsoft 365 and Office | Development | Microsoft 365 Developer Program tags

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Can't sign in to Microsoft work account, I'm the only admin, I never setup Authenticator

Hey everybody, When I try signing into my work account it asks me for an authenticator code... but I never setup authenticator. I'm locked out, I need help getting back in. I tried to setup authenticator, but I need to be signed in for that. I also tried…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-12-03T13:31:33.04+00:00
Joshua Redmond 0 Reputation points
edited a comment 2025-12-04T14:39:50.6733333+00:00
Michelle-N 8,840 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

You don't current qualify for a Microsoft 365 Developer Program sandbox subscription

After registering as a 365 developer, the following content is displayed. How can I obtain the qualification,Thanks! Thank you for joining. You don't currently qualify for a Microsoft 365 Developer Program sandbox subscription. I’ve received the welcome…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-12-01T13:29:18.9733333+00:00
Kalpesh 20 Reputation points
accepted 2025-12-02T11:25:31.38+00:00
Kalpesh 20 Reputation points
2 answers

Custom xml file having issue after installation an power point addin

Hi, I am facing an issue on some user machine where my installation gets quickly installed (which generally take time). After insalltion , once I opened the PowerPoint then it doesn't show my addin and also Addin file showing missing. ERROR : error…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-25T05:38:53.7066667+00:00
Ajay Kumar 0 Reputation points
commented 2025-12-01T11:29:27.8+00:00
Michelle-N 8,840 Reputation points Microsoft External Staff Moderator
2 answers

Account management

I would like to delete my Microsoft Developer Program account and remove the phone number bound to it. This phone number is preventing me from registering another account for Microsoft 365 Sandbox. Account: [mod: PII redacted]@outlook.com Phone number:…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-29T15:28:04.2233333+00:00
HO SIU HOI 0 Reputation points
answered 2025-12-01T00:10:26.4533333+00:00
Gabriel-N 9,545 Reputation points Microsoft External Staff Moderator
2 answers

Requesting access to M365 Dev sandbox

“Requesting access to M365 Dev sandbox.” “Need approval for Microsoft 365 Dev tenant.” “Please enable my M365 Developer account.” “Applying for M365 Dev sandbox access.” “Request activation of my Dev Program account.” “Requesting M365 Developer…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-25T04:02:52.0766667+00:00
Paulette Holman 0 Reputation points
commented 2025-11-27T03:15:32.0233333+00:00
Dora-T 8,185 Reputation points Microsoft External Staff Moderator
2 answers

365 Office Addin Tab Pane in Outlook and Task Pane in Outlook in single manifest

Point 1:I want to implement both an Office 365 Add-in Tab Pane and a Task Pane in Outlook using a single manifest. The requirement is: Use Tab Pane when working in Outlook (Teams-integrated tab scenario). Use Task Pane when composing or reading emails in…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-24T07:19:21.5633333+00:00
neeraj badalu 41 Reputation points
commented 2025-11-25T07:21:25.1866667+00:00
Kha-N 5,295 Reputation points Microsoft External Staff Moderator
2 answers

Request to unlink phone number from company account – Developer Program Error 40901

Hello Microsoft Support Team, I’m trying to register for the Microsoft 365 Developer Program using my personal Microsoft account, but I’m receiving the following error: “Your phone number is already associated with an existing developer account. Error…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-21T10:15:47.11+00:00
Davide Redemagni 0 Reputation points
commented 2025-11-24T07:39:24.8266667+00:00
Michelle-N 8,840 Reputation points Microsoft External Staff Moderator
2 answers

Not able to get call or text when login to Developer E5 Admin Send Box Account

I am Microsoft E5 Developer subscriber. I changed my send box admin user account, but unfortunately not able to login again, and I am also disconnected with authenticator app, when I am requesting authentication by call or text I am getting this error: …

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-21T03:21:51.3233333+00:00
Jawaid Akhter 0 Reputation points
commented 2025-11-24T03:11:45.2333333+00:00
Tammy-Ng 5,265 Reputation points Microsoft External Staff Moderator
2 answers

Need Developer Program Eligibility Reset – New Account Still Blocked from Sandbox

Hello Microsoft team, I recently created a new Microsoft account (<Remove PII>@outlook.com) to join the Microsoft 365 Developer Program. However, after completing my profile and selecting a developer focus aligned with my workflow automation and…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-14T07:02:09.52+00:00
Bhaben Dutta 0 Reputation points
commented 2025-11-22T08:38:06.7566667+00:00
Michelle-N 8,840 Reputation points Microsoft External Staff Moderator
2 answers

No sandbox tenant after joining Microsoft 365 Developer Program

I joined the Microsoft 365 Developer Program to test Azure App Registration for Bing Ads API access, but I didn’t receive a sandbox tenant. Can someone enable it or advise?

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-20T13:37:34.17+00:00
Davide Redemagni 0 Reputation points
commented 2025-11-21T14:46:47.96+00:00
Flora-T 6,820 Reputation points Microsoft External Staff Moderator
2 answers

Microsoft Developer Program did not detect my activity

Hello, I have a Microsoft Developer Program E5 sandbox subscription. I have been using it to test Microsoft Sentinel and Defender XDR stack, however it has not detected my usage activity and now it's expired. The followings are the test/development…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-09T22:02:19.46+00:00
Nay Linn Aung 0 Reputation points
commented 2025-11-21T14:30:00.8633333+00:00
Vergil-V 7,220 Reputation points Microsoft External Staff Moderator
2 answers

Developer subscription shows expiring warning despite daily activity

Hello my developer account is currently showing a warning that it will expire in 5 days, even though I use it regularly (daily logins and active work in the environment).

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-19T13:23:53.0333333+00:00
Abaz Sabic 0 Reputation points
commented 2025-11-21T13:33:39.6533333+00:00
Dora-T 8,185 Reputation points Microsoft External Staff Moderator
3 answers One of the answers was accepted by the question author.

How to reset MFA for my developer account sandbox users

I have developer account and has a sandbox with below users setup with MFA but recently I changed my mobile, due to this cannot able to login because of MFA setup in old mobile, could you please reset MFA for below users, so I can setup MFA in my new…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-20T14:51:23.67+00:00
Bhaskar Palnati 20 Reputation points
commented 2025-11-21T06:50:31.6166667+00:00
Gabriel-N 9,545 Reputation points Microsoft External Staff Moderator
2 answers

How to renew my developer program subscription after letting it lapse and get deleted

I had a developer account but the subscription was deleted after not being able to access it for a while due to a house fire. Now when I login I can see that the subscription is expired and the data deleted but I don't have any option available to create…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-17T20:39:11.37+00:00
Shane Burke 0 Reputation points
commented 2025-11-21T06:26:30.39+00:00
Nghia-P 7,105 Reputation points Microsoft External Staff Moderator
1 answer

Requesting activation of my Microsoft 365 Developer Program sandbox

Hello, I joined the Microsoft 365 Developer Program using the account @**.edu.pe, but my dashboard says: "You don't currently qualify for a Microsoft 365 Developer Program sandbox subscription." Could you please review my account and enable…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-17T03:15:13.23+00:00
sagheny ibarra trinidad 0 Reputation points
commented 2025-11-20T14:51:54.76+00:00
Flora-T 6,820 Reputation points Microsoft External Staff Moderator
2 answers

No Set up E5 subscription" button within my developer account created

I use my personal outlook account to set developer account but i got this reply saying,Thank you for joining. You don't current qualify for a Microsoft 365 Developer Program sandbox subscription. I read that to access it all i need is personal outlook…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-17T16:49:43.0233333+00:00
Samuel Badiru 0 Reputation points
answered 2025-11-20T14:32:44.4366667+00:00
Samuel Badiru 0 Reputation points
2 answers

Request for Sandbox Activation – Active Developer with Azure/M365 Integration

Hello Microsoft team, I am an active developer working on a SaaS platform that integrates Azure services with Microsoft 365 Business, focusing on security, compliance, and automation for small businesses in Spain. I use Visual Studio Code daily to deploy…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-19T10:28:51.2033333+00:00
Albert LTK 0 Reputation points
commented 2025-11-20T07:36:30.44+00:00
Kha-N 5,295 Reputation points Microsoft External Staff Moderator
1 answer

Request to Reset Phone Number Validation for Microsoft 365 Developer Program (Error 40351)

Hello, I’m having issues completing the Microsoft 365 Developer Program signup due to phone number validation, and I would like assistance resetting the phone number associated with my account. Here is what happened: Initially, I tried to join the…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-18T19:45:41.2966667+00:00
Carlos Cerruti 0 Reputation points
commented 2025-11-20T05:33:46.4266667+00:00
Jade-T 8,355 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Urgent: Microsoft 365 Developer Tenant Renewal Not Triggering (10 Days Left)

Hello, I need urgent assistance with my Microsoft 365 Developer Program subscription renewal. My tenant is currently marked as inactive and shows only 10 days remaining before expiration, even though I have been actively using it. This is the first time…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-15T06:07:43.47+00:00
Philippe LC 20 Reputation points
edited a comment 2025-11-20T04:33:45.4366667+00:00
TiNo-T 8,910 Reputation points Microsoft External Staff Moderator
2 answers

URGENT: Failed E5 Tenant Provisioning After Registration (Profile Stuck)

Description of Issue: I have successfully registered for the Microsoft 365 Developer Program, but my dashboard currently displays the message, "You don't currently qualify for a Microsoft 365 Developer Program sandbox subscription." (See…

Microsoft 365 and Office | Development | Microsoft 365 Developer Program
asked 2025-11-16T05:59:02.48+00:00
Way Tan 0 Reputation points
commented 2025-11-20T02:55:33.81+00:00
Dora-T 8,185 Reputation points Microsoft External Staff Moderator