86,855 questions with Microsoft Security-related tags

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3 answers

Microsoft Defender shows “Turn on virus protection” even though Defender is enabled and working

Hello, I am experiencing an issue with Microsoft Defender Antivirus on my Windows PC. Windows Security keeps showing a notification saying “Turn on virus protection” and sometimes shows “Microsoft Defender Antivirus is turned off” under Security…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-17T08:30:53.85+00:00
Sai Thiha 0 Reputation points
recommended 2026-09-19T09:10:54.91+00:00
JuliaMarvin 22,615 Reputation points Volunteer Moderator
2 answers One of the answers was accepted by the question author.

Critical Need for Passkey Support in Microsoft Entra External ID (CIAM)

We urgently need Passkey support (both device-bound and synced passkeys) in Microsoft Entra External ID (CIAM). Our organization is currently delivering a major customer-facing project, and passwordless authentication is a key security and user…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-03-11T19:47:02.64+00:00
Elmer Figueroa 25 Reputation points
commented 2026-09-19T08:13:59.94+00:00
Alex Leach 25 Reputation points
1 answer

Domainless SAML external IDP does not work with personal or business MS domains

The whole idea behind domainless SAML IDP federation is that inviting an IDP user with whatever email domain is OK. However, if the federated user has a personal or business MS email address this does not seem to work correctly. Setup: I run an open…

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-09-18T15:26:15.9966667+00:00
Peter Clijsters 0 Reputation points
commented 2026-09-19T07:05:32.64+00:00
Peter Clijsters 0 Reputation points
2 answers

Defender Antivirus "turned off" 25H2 26200.9168

Microsoft Defender shows as disabled even though it is active – Windows 11 25H2 Hello everyone, For some time now, I have been receiving a notification upon Windows startup stating that my antivirus protection is disabled. Under Windows Security →…

Microsoft Security | Microsoft Defender | Other
asked 2026-08-23T07:28:13.6066667+00:00
storm183 10 Reputation points
answered 2026-09-19T06:28:02+00:00
JuliaMarvin 22,615 Reputation points Volunteer Moderator
2 answers

Microsoft windows antivirus turned off but it actually on

hey ,in providers it says that microsoft av is off but when i checked it was actually on and work without any problems what's happening??

Microsoft Security | Microsoft Defender | Other
asked 2026-09-09T16:18:48.7966667+00:00
Bellahdi Youcef 10 Reputation points
answered 2026-09-19T06:25:21.9866667+00:00
JuliaMarvin 22,615 Reputation points Volunteer Moderator
4 answers

My Windows Security notifies me each boot up that my Windows Defender is not running

Almost every boot-up windows notifies me that Windows Defender Antivirus is not running. But when I check, it is up and running. What is causing this false notification?

Microsoft Security | Microsoft Defender | Other
asked 2026-09-16T02:33:16.3733333+00:00
manofsteelprime2025 0 Reputation points
answered 2026-09-19T06:21:49.37+00:00
JuliaMarvin 22,615 Reputation points Volunteer Moderator
2 answers

1000s of policies checked during a Task Sequence

I have a weird situation where during a task sequence launch via software center, thousands of policies that look like this are evaluated, cuasing the TS to start after about an hour. PolicyID      :…

Microsoft Security | Intune | Configuration Manager | Deployment
asked 2026-09-19T04:24:42.8133333+00:00
Amnon Feiner 25 Reputation points
answered 2026-09-19T06:16:50.1933333+00:00
Rahul Jindal 11,731 Reputation points
0 answers

I am unable to cancel my Azure account.

After I canceled my E3 developer subscription and 30 days later deleted my E3 account, my Azure account encountered the AADSTS16000 issue, making it difficult for me to submit support tickets online. I request assistance in closing my Azure account.

Microsoft Security | Microsoft Entra | Microsoft Entra External ID
asked 2026-09-19T05:04:14.4966667+00:00
一诺 史 0 Reputation points
4 answers One of the answers was accepted by the question author.

A repeated "Turn on virus protection" pop-up in Windows 11

My antivirus protection is enabled, but I keep getting this notification every time Windows starts up. Edition Windows 11 Pro Version 25H2 Installed on ‎04.‎02.‎2025 OS build 26200.9457 Experience Windows Feature Experience Pack 1000.26100.360.0

Microsoft Security | Microsoft Defender | Other
asked 2026-09-17T05:48:31.8+00:00
Alex Zigmar 20 Reputation points
accepted 2026-09-19T04:43:42.05+00:00
Alex Zigmar 20 Reputation points
0 answers

OneDrive Personal upload session: does If-Match remain a commit precondition?

Context We update an existing OneDrive Personal item through Microsoft Graph v1.0. We need optimistic concurrency: an upload session created for an exact item with a frozen eTag must never overwrite a write that changes that item before session…

Microsoft Security | Microsoft Graph
asked 2026-09-19T04:41:50.9933333+00:00
2 answers

Is the email ******@microsoftsupport.com a genuine support email or a scam?

Hello, I am unable to update my payment (new card) information. After using Microsoft's online help, I received a follow-up email from ******@microsoftsupport.com Is this an official Microsoft customer service email address or a scam email address? Thank…

Microsoft Security | Active Directory Federation Services
asked 2026-09-17T13:38:07.99+00:00
Jenny HUA 0 Reputation points
answered 2026-09-19T03:18:14.38+00:00
support outlookdog 0 Reputation points
2 answers

Does the "Enable multifactor authentication by 21 Sep 2026" apply to terraform updates via SP

Does the "Enable multifactor authentication for your Azure tenant by 21 September 2026" notification apply to Terraform and automated tools that use service principal based credentials for update of Azure resources?

Microsoft Security | Intune | Configuration
asked 2026-09-18T19:57:17.2833333+00:00
Kiran Gurumukhi 0 Reputation points
edited the question 2026-09-19T00:39:45.58+00:00
Rakesh Mishra 11,340 Reputation points Microsoft External Staff Moderator
0 answers

Can't sign in to my account

I replaced my mobile phone with a new one. And when i tried to sign in to my hotmail and Microsoft Authenticator account, i recive a message that a code sent to my account. Whic is im trying to sign in already. So please help me to re-sign in to my…

Microsoft Security | Microsoft Authenticator
asked 2026-09-19T00:12:17.59+00:00
Khaldoun 76 0 Reputation points
0 answers

ccount Hacked - Original Gmail Removed and Replaced - I have proof of purchase (Minecraft)

My Microsoft account (******@gmail.com) was hacked. The attacker removed my original Gmail and phone number, replacing them with their own email address. Now, when I try to recover my account or use the standard sign-in, Microsoft says "That account…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-18T23:17:44.17+00:00
clove144hz 0 Reputation points
0 answers

Where is my lifetime Office Home & Business 2021 for Mac license?

I purchased a lifetime Office Home & Business 2021 for Mac license. It is under my purchase history including order number, but there is no download link. Where can I download it? The app disappeared from my mac after a restart.

Microsoft Security | Microsoft Identity Manager
asked 2026-09-18T22:26:26.0133333+00:00
Lisa Wells 0 Reputation points
edited a comment 2026-09-18T22:42:58.6+00:00
Lisa Wells 0 Reputation points
3 answers One of the answers was accepted by the question author.

Unable to access personal Azure Portal due to MFA issue.

Hi all, Hoping @Anonymous can assist. I have been dealing with an ongoing Azure account access issue and would appreciate some advice. I have an Azure account with an active subscription and several resources associated with it. My understanding is that…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-04-23T07:37:20.09+00:00
WH 20 Reputation points
answered 2026-09-18T20:53:59.5166667+00:00
Daniel Vanoye 0 Reputation points
3 answers

Microsoft Entra Connect Sync 2.6.84.0 - ContainerPicker UI error: embedded resource name mismatch in ContainerPicker.dll

After a clean installation of Microsoft Entra Connect 2.6.84.0, the Synchronization Service Manager throws the following error when attempting to select containers (OU filtering) via the UI: An error was encountered while selecting containers: Could not…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-08-21T11:35:09.9966667+00:00
Bartosz Czerek 5 Reputation points
answered 2026-09-18T20:27:04.7433333+00:00
Wilson, Craig A 0 Reputation points
1 answer One of the answers was accepted by the question author.

Custom role permission selection removes a previously selected permission after a new search

I have tested this multiple times and even refreshed the browser. Problem summary In the Microsoft Entra admin center, when creating or editing a custom role and selecting permissions, choosing a permission from a second search causes the permission…

Microsoft Security | Microsoft Entra | Microsoft Entra ID
asked 2026-09-18T18:31:53.72+00:00
Tucker Tice 0 Reputation points
commented 2026-09-18T20:06:03.69+00:00
Tucker Tice 0 Reputation points
0 answers

How can I transfer my 2FA codes from Microsoft Authenticator, to another authenticator?

Hi! I would like to transfer my 2FA codes from Microsoft Authenticator, to another authenticator. MY codes are backed up to my Microsoft account. I would like to keep the codes on Microsoft Authenticator, but having it on another. Thank you!

Microsoft Security | Microsoft Authenticator
asked 2026-09-18T19:18:41.4566667+00:00
SLevente001 0 Reputation points
1 answer

"Default Device Compliance Policy: Error" but I have no compliance policies?

I am doing some testing with Intune. I have no compliance policies defined. Why am I seeing this when I go to any particular device: When I double-click on the policy, I see this: In the device list, it looks fine. Even more strange, is I found this…

Microsoft Security | Intune | Compliance
asked 2024-01-30T21:01:42.56+00:00
Scott CIS 80 Reputation points
commented 2026-09-18T18:52:18.9833333+00:00
RGA42 0 Reputation points