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I can't get my authentication app to work

I got a new phone and I guess the Authenticator app is connected to my old account and when I try to log into my school email it pops up the number but nothing is on my Authenticator to approve. I can't access canvas or my email.

Microsoft 365 and Office | Subscription, account, billing | For education | Other
asked 2026-10-13T14:59:36.19+00:00
Addison Peedin 0 Reputation points
edited an answer 2026-10-15T10:26:22.8466667+00:00
Daniel-Vo 6,970 Reputation points Microsoft External Staff Moderator
1 answer

asociar aplicaciones con sitios web

porque algunas se repiten tantas veces hay vinculos que se abrenn lugar del exploradory serepiten demasiadas veces

Windows for home | Other | Apps
asked 2026-10-15T09:50:42.9+00:00
fjavi640 0 Reputation points
answered 2026-10-15T10:25:50.21+00:00
DaveM121 939.2K Reputation points Independent Advisor
1 answer

Sole Global Administrator Locked Out – Lost Authenticator, No Alternative MFA – Tenant Recovery Required

I am the sole Global Administrator of our Microsoft 365 / Microsoft Entra ID tenant and have lost access to my account due to MFA. My previous phone, which had Microsoft Authenticator installed, is broken and no longer accessible. There are no usable…

Microsoft 365 and Office | Subscription, account, billing | For business | Other
asked 2026-10-13T12:49:31.7133333+00:00
edited an answer 2026-10-15T10:25:45.9033333+00:00
Daniel-Vo 6,970 Reputation points Microsoft External Staff Moderator
1 answer

Sole Global Administrator locked out by MFA – Tenant Recovery needed

Clarification – this is NOT an Office installation issue. I am the sole Global Administrator of my Microsoft 365 business tenant and I am locked out because MFA verification is failing. My password is working and I was able to reset it, but both SMS and…

Microsoft 365 and Office | Subscription, account, billing | For business | Other
asked 2026-10-06T08:46:26.8366667+00:00
Ilanit Shavit 0 Reputation points
edited an answer 2026-10-15T10:25:23.7133333+00:00
Daniel-Vo 6,970 Reputation points Microsoft External Staff Moderator
2 answers

Outlook.com Hotmail emails blocked with error 554 5.7.520 AS(4810)

My personal Outlook.com (Hotmail) account has been rejecting outgoing business emails for three days with error 554 5.7.520 AS(4810). I send only 8–10 emails daily. I do not attach catalogues or other files, and my recent account activity appears…

Outlook | Web | Outlook.com | Email
asked 2026-10-15T08:41:59.49+00:00
Khawaja Javed Iqbal 0 Reputation points
answered 2026-10-15T10:25:07.3933333+00:00
SD - IA 181.2K Reputation points Independent Advisor
1 answer

Microsoft Rewards support form redirects to suspension page — unable to submit an appeal

Hello, A Microsoft live support agent directed me to Microsoft Q&A because I cannot access the Microsoft Rewards support form from the affected account. The issue My primary account’s Microsoft Rewards access has been suspended for a long time. When…

Bing | Microsoft Rewards
Bing | Microsoft Rewards

A program that grants points for using Bing search, which users can redeem for gift cards, sweepstakes entries, or charitable donations.

8,537 questions
asked 2026-10-15T02:00:17.79+00:00
Bing withyou 0 Reputation points
answered 2026-10-15T10:24:25.4966667+00:00
Kai-H 28,605 Reputation points Microsoft External Staff Moderator
2 answers

Windows 11 Pro 25H2 (repair version) failed to install on ‎8/‎20/‎2026 - 0x8007001f

I shut down all active applications prior to restarting. The download alone requires 3+ hours. I always perform a major system update like reinstalling the current version of Windows before going to bed. This is the THIRD time I've received this error…

Windows for home | Windows 11 | Performance and system failures
asked 2026-08-20T23:37:51.18+00:00
Michael D Bailey 135 Reputation points
commented 2026-10-15T10:23:50.68+00:00
Mario Bolo 0 Reputation points
1 answer

PC upgrades itself from 11 Pro to 11 Enterprise

Hello, so i have some trouble with my PC. It turns out that even after clean install and custom installs with Microsoft support agents, somehow it will always end up with Enterprise edition. I never bought this, my serial is Windows 10 Pro Retail which…

Windows for business | Windows 365 Business
asked 2026-10-14T13:50:03.8+00:00
Alex Derril 0 Reputation points
commented 2026-10-15T10:21:48.3533333+00:00
Chance Maurice Niyonzima 500 Reputation points Independent Advisor
2 answers

azd up fails - "715-123420 unusual activity" on Microsoft.CognitiveServices/accounts preflight

Hello all, I'm deploying an Azure AI Foundry template (Microsoft's mslearn-genaiops azd template) and every provision fails at preflight validation.   Error: InvalidTemplateDeployment — Microsoft.CognitiveServices/accounts (2025-06-01) reported preflight…

Microsoft Foundry
Microsoft Foundry

A unified Azure platform for creating and managing AI models, agents, and applications with built‑in enterprise security, monitoring, and governance

171 questions
asked 2026-10-15T09:39:08.9533333+00:00
Alessia Saggio 0 Reputation points
answered 2026-10-15T10:21:47.4633333+00:00
Alessia Saggio 0 Reputation points
1 answer

Help: I lost my old account

Dear Microsoft Support, My name is Nguyen, and I am currently using a new Microsoft account. I am writing to ask for help regarding my old Microsoft account, which I lost access to several years ago. The account was very important to me because it…

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-10-15T04:08:30.1133333+00:00
Đoàn Viết Khôi Nguyên 60 Reputation points
answered 2026-10-15T10:20:34.7+00:00
Kai-H 28,605 Reputation points Microsoft External Staff Moderator
2 answers

azure sync issue in hybrid deployment

We had an onPrem dynamic distribution group which was deleted, and then a normal onPrem distribution group was created with the same email aliases. Just one of the aliases wont sync to azure, showing error as below. All the other aliases (and there are a…

Exchange | Hybrid management
Exchange | Hybrid management

The administration of a hybrid deployment that connects on-premises Exchange Server with Exchange Online, enabling seamless integration and centralized control.

2,460 questions
asked 2026-10-14T14:41:44.68+00:00
Rob Lewis 0 Reputation points
commented 2026-10-15T10:20:00.5433333+00:00
Rob Lewis 0 Reputation points
1 answer

Recover my Instagram id Authentication Code

Hello Support Team, I need urgent help recovering my account. My old phone is broken, so I lost access to my Microsoft Authenticator app and I do not have backup recovery codes. I know my password and have access to both my registered Email and Mobile…

Microsoft 365 and Office | Subscription, account, billing | For home | Other
asked 2026-09-28T18:26:43.8433333+00:00
Yashu Trivedi 0 Reputation points
edited the question 2026-10-15T10:19:49.5466667+00:00
Ana Mihaila (BLUEHAWK LLC) 0 Reputation points Microsoft External Staff Moderator
1 answer

Microsoft Authentificator App is not working

I need help to recover my student account,I can not use the Microsoft Authentificator App and all the log in that I have tried require the app, I would like some asistance to solve this problem, I do not need any tips from A.i,I need real assistance on…

Microsoft 365 and Office | Install, redeem, activate | For education | Other
asked 2026-10-15T09:39:04.2133333+00:00
Gisca Andrei-Gabriel 0 Reputation points
edited an answer 2026-10-15T10:19:15.19+00:00
Daniel-Vo 6,970 Reputation points Microsoft External Staff Moderator
1 answer

Locked out of Microsoft 365 tenant – Unknown Global Administrator account and Microsoft Authenticator MFA failure

Hello, I'm the owner of a small business and have been locked out of my Microsoft 365 account. I'm unable to recover access because whenever I fill out a recovery form it says they don't recognise the username. Therefore, the original Global…

Microsoft 365 and Office | Subscription, account, billing | For business | Other
asked 2026-10-15T08:00:22.45+00:00
Emma Brincat 0 Reputation points
edited the question 2026-10-15T10:18:01.9733333+00:00
DaveM121 (2) 16,750 Reputation points Volunteer Moderator
1 answer

Someone else's name appears when my email adress is entered?

I recently sent myself a photo in an email and while it shows from Kelly Kyriacou and to me when I open the email, in the list of sent emails it shows the name David Graham instead of mine. Why?

Outlook | Web | Outlook.com | Email
asked 2026-10-15T10:16:53.8933333+00:00
Kelly Kyriacou 0 Reputation points
answered 2026-10-15T10:17:06.45+00:00

AI answer

2 answers

Windows 11 Camera Roll Not Saving to OneDrive? Check the Camera Roll Library Location

I have encountered an issue on three separate Windows 11 computers within our organisation. All three devices are Microsoft Entra ID joined and managed within the same environment, with OneDrive configured to back up the standard user folders, including…

Microsoft 365 and Office | OneDrive | For business | Windows
asked 2026-10-14T10:59:21.6766667+00:00
Michael O 0 Reputation points
edited a comment 2026-10-15T10:16:36.8533333+00:00
Aetherin 3,005 Reputation points Independent Advisor
1 answer

account sign in issue

My Microsoft account uses p*****@gmail.com. I am an adult. Microsoft is incorrectly requiring parent/guardian consent and trapping me in a loop. The account also displayed an unfamiliar profile name, "S*** P***." I can receive verification…

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-10-15T10:14:53.7966667+00:00
Pooja Pant 0 Reputation points
answered 2026-10-15T10:15:08.82+00:00

AI answer

1 answer

How to fix Win11 0xc1900101 - 0x40017 ' the installation failed in the second boot with an error during BOOT operation' 23H2 to 25H2 using Windows Update ISO

Hi, I am getting the same issues as with this question (however in this the advisor had to create a dedicated Fixlist script to solve the…

Windows for business | Windows Client for IT Pros | Devices and deployment | Install Windows updates, features, or roles
asked 2026-10-14T10:16:23.6633333+00:00
michaelJLW 0 Reputation points
commented 2026-10-15T10:12:38.4666667+00:00
Chance Maurice Niyonzima 500 Reputation points Independent Advisor
1 answer

Microsoft Entra ID SCIM Validator test failing DELETE /Users/Id

After deleting the user, the validator performs GET /Users/{id} and our endpoint correctly returns 404 Not Found. However, the validator fails the test with the message "GET filter on deleted User should not return any Users or should return a User…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-10-09T09:36:59.6033333+00:00
Nopnitipat, Thanachanokwan 0 Reputation points
answered 2026-10-15T10:10:19.5266667+00:00
Palanikumar Annamalai 0 Reputation points
2 answers

i tried many times to recover my previous email..

its been years to use it buut i now i want it as i have many info therein. i cannot remember the answer to the question neither the backup email is correct

Outlook | Web | Outlook.com | Account management, security, and privacy
asked 2026-10-15T09:33:04.9433333+00:00
maria kaimi 0 Reputation points
answered 2026-10-15T10:09:59.8366667+00:00
Estrella721 47,040 Reputation points Independent Advisor