217 questions with Microsoft 365 and Office | Subscription, account, billing | For business | MacOS tags

Sort by: Updated
1 answer

Microsoft 365 Administrator Account MFA Reset Request

사내 IT 관리자님 안녕하세요. 휴대폰 분실로 인해 Microsoft Authenticator 기반 MFA 인증이 불가능한 상태입니다. 현재 MS365 관리자 계정 로그인 시 Authenticator 승인 요청이 기존 분실 기기로 전송되어 인증을 진행할 수 없으며, 신규 기기 등록 또한 불가능한 상황입니다. 계정: [운영자 주: 개인정보 삭제].com 증상: Microsoft Authenticator 인증 불가 MFA 초기화 직접 수행 불가 …

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-16T01:05:45.04+00:00
이 정선 0 Reputation points
edited the question 2026-05-16T01:18:19.5533333+00:00
Michelle-N 16,035 Reputation points Microsoft External Staff Moderator
0 answers

Tenant has been de-authenticated unable to access any services

When any user attempts to log into our 365 services we receive the error AADSTS5000224 stating our tenant has been deauthenticated, and is no longer available. None of the global admin accounts are able to log in either, and we can't log into those…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-15T22:43:28.45+00:00
Devon Underwood 0 Reputation points
commented 2026-05-16T00:15:47.8366667+00:00
Michelle-N 16,035 Reputation points Microsoft External Staff Moderator
3 answers One of the answers was accepted by the question author.

Cannot login to https://login.microsoftonline.com/

Error Code: 399287 Request Id Correlation Id Timestamp tenant [PII removed].onmicrosoft.com

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-15T04:46:22.51+00:00
edited the question 2026-05-15T09:31:41.2033333+00:00
Austin-H 8,355 Reputation points Microsoft External Staff Moderator
1 answer

I suddenly can't log in.

I had to log in with a different account just to post this question. When I try to log in with the account below, the login process proceeds, but it still shows “Sign in,” and authentication isn't working properly. [Moderator note: personal info removed]…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-15T02:22:10.4533333+00:00
DDENDDUN K 0 Reputation points
edited an answer 2026-05-15T02:49:29.4366667+00:00
Hani-Ng 10,880 Reputation points Microsoft External Staff Moderator
1 answer

How do I do a MFA reset escalation for the admin account?

I am the Global Administrator for a Microsoft 365 tenant. My Authenticator registration was lost after changing devices and I am now completely locked out of the tenant. I need an MFA reset escalation for the admin account. Moderator's note: Moved from…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-12T17:32:18.9133333+00:00
Rahmy Tawfik 5 Reputation points
commented 2026-05-15T00:27:04.3933333+00:00
Teddie-D 15,545 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

When I try to open a Microsoft Form it asks for my email address to log in, but my work email address is not recognised.

I run a small company. I have a Microsoft Entra Login which uses my work email address as the administrator login. I log in, and I see the 2 users - myself (with same email address) and one other (with email address at the same domain). Each user has a…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-13T12:08:17.8166667+00:00
Rachel 20 Reputation points
commented 2026-05-14T07:05:42.5666667+00:00
Jayden-P 21,315 Reputation points Microsoft External Staff Moderator
1 answer

I cannot login to my official account due to mfa and i am only the admin in my organization.

I am using ms 365 basic suscription and i lost my access due to mfa Moved from Microsoft Security | Microsoft Authenticator

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-13T05:26:03.6266667+00:00
Tshering Zangmo 0 Reputation points
commented 2026-05-14T01:31:05.6133333+00:00
Teddie-D 15,545 Reputation points Microsoft External Staff Moderator
1 answer

Check your account info and try again, or switch to modern auth below. To get help, contact your IT admin.

From Past 7 days we are facing an issue in Gmail mobile application where our o365 user account prompt below error:- "Check your account info and try again, or switch to modern auth below. To get help, contact your IT admin." I have also try…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-07T06:03:15.6+00:00
I365 40 Reputation points
commented 2026-05-13T21:45:41.9133333+00:00
Fifth313ment 0 Reputation points
1 answer

Assistance with Microsoft Account Access as an Admin

I recently changed my device and consequently lost access to the Microsoft Authenticator app previously configured for multi-factor authentication on my account. Unfortunately, I am currently the only active administrator on the tenant. I have attempted…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-11T15:12:30.84+00:00
David Jireh 0 Reputation points
commented 2026-05-13T03:40:29.2066667+00:00
Dora-T 13,155 Reputation points Microsoft External Staff Moderator
2 answers

Microsoft O365 with Microsoft DORA Addendum

Hello, We are providing services to financial companies that need to be DORA compliant (Digital Operational Resilience Act). I saw that there is a Microsoft DORA Addendum? Is this a special license? What is the cost? Thanks

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-11T16:16:29.6266667+00:00
Genevieve Poncelet 0 Reputation points
commented 2026-05-12T23:22:31.1666667+00:00
Teddie-D 15,545 Reputation points Microsoft External Staff Moderator
1 answer

Microsoft 365 Business Login - We Couldn't Sign You In. Please Try Again.

When I attempt to login to Microsoft 365, I am prompted to enter my username and password. I enter both successfully, and I am redirected to a page stating: Let's keep your account secure. We'll help you set up another way to verify it's you. Follow…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-11T02:27:01.15+00:00
RM 0 Reputation points
commented 2026-05-12T05:34:28.5333333+00:00
Dora-T 13,155 Reputation points Microsoft External Staff Moderator
1 answer

As only Global Admin for my tenant, I am locked out due to an MFA loop. Not able to login to Entra.

I am the sole Global Administrator of my Microsoft 365 / Entra tenant. I am locked out due to an MFA loop. My Microsoft Authenticator is not working and I have no backup methods. I cannot sign in to open a ticket online. I need you to escalate this to…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-11T01:43:32.5766667+00:00
ChristopherBahl-6465 0 Reputation points
commented 2026-05-12T04:55:14.4033333+00:00
Dora-T 13,155 Reputation points Microsoft External Staff Moderator
1 answer

MFA (Multi-Factor Authentication) Missing

hi support, i am IT admin <PII removed> last time my handphone broken and forget backup MFA , method SMS also not active how i can acces again MFA ? Thanks&Regads,

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-08T04:24:10.3866667+00:00
Ismail Firnandau 0 Reputation points
commented 2026-05-11T01:13:40.1866667+00:00
Teddie-D 15,545 Reputation points Microsoft External Staff Moderator
2 answers

URGENT — Only Global Admin locked out by MFA — Cannot create support ticket or access tenant

Hello, I urgently need help. I am the legal owner of the domains: deweerdtgroup.com dynamicstorylabs.com I am also the ONLY Global Administrator of the Microsoft 365 tenant connected to these domains. My account is completely locked because MFA is…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-08T19:58:36.3733333+00:00
Brändon 0 Reputation points
answered 2026-05-09T03:16:12.34+00:00
Gabriel-N 16,925 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Lost MFA for a business account

I am locked out of a Microsoft 365 tenant because the MFA device was lost (setup years ago by a previous employee). I am the only Global Administrator and need a tenant MFA reset / Data Protection escalation. Everything keeps routing me back to logging…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-07T15:09:25.69+00:00
The Life Center Gym 20 Reputation points
accepted 2026-05-08T17:59:58.4366667+00:00
The Life Center Gym 20 Reputation points
1 answer

Unable to Access Email Without Microsoft Authenticator – No Admin Access

Hello, I am currently unable to access my company email because Microsoft Authenticator is not responding. My colleague who handled Microsoft Authenticator has left the company, and there was no handover. Currently, there is no admin account available,…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-07T03:46:37.0933333+00:00
angry bird 0 Reputation points
edited an answer 2026-05-07T04:23:26.8966667+00:00
Hani-Ng 10,880 Reputation points Microsoft External Staff Moderator
2 answers

Authenticator app does not give code nor work at all

I signed up for Office 365 Business and cannot log in. Authenticator app does not give code nor work at all. When I try and log in I get a pop up with a number, telling me to input into authenticator. Approve sign in request Open your Authenticator app…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-06T15:43:11.8833333+00:00
Elisha Logan LPC 0 Reputation points
answered 2026-05-06T23:36:29.6+00:00
Hani-Ng 10,880 Reputation points Microsoft External Staff Moderator
2 answers

How do I remove a Microsoft account I no longer have access to?

How do I remove a Microsoft account I no longer have access to?

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-05T18:27:21.59+00:00
Mike Matthews 0 Reputation points
commented 2026-05-06T22:41:55.5666667+00:00
Hin-V 14,520 Reputation points Microsoft External Staff Moderator
2 answers

Request for Tax Residency Certificate - Tax Year 2026(Microsoft Singapore)

Request for Tax Residency Certificate - Tax Year 2026(Microsoft Singapore)

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-05T08:00:06.4633333+00:00
Muhammad Zulhisham Bin Azizi 0 Reputation points
commented 2026-05-06T09:43:20.5533333+00:00
Vergil-V 12,955 Reputation points Microsoft External Staff Moderator
2 answers

Cannot sign in — admin account missing for newly-created Microsoft 365 tenant

Tenant: [Moderator note: personal info removed] During Microsoft 365 Business Basic signup, the tenant was created but the initial admin user was never provisioned. I cannot sign in anywhere (portal.office.com, admin.microsoft.com, entra.microsoft.com),…

Microsoft 365 and Office | Subscription, account, billing | For business | MacOS
asked 2026-05-01T21:47:16.3866667+00:00
Phillip Cooper 0 Reputation points
answered 2026-05-02T04:21:18.6033333+00:00
Michelle-N 16,035 Reputation points Microsoft External Staff Moderator