739 questions with Microsoft Security | Microsoft Defender | Other tags

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3 answers

SmartScreen Reputation Reset Following EV Certificate Renewal — Requesting Engineering Review

Dear Microsoft SmartScreen & Windows Defender Application Reputation Team, I am reaching out regarding a SmartScreen reputation issue that is impacting our software distribution — one that I believe warrants immediate attention from your engineering…

Microsoft Security | Microsoft Defender | Other
asked 2026-05-23T14:35:14.0466667+00:00
Devender Prakash 5 Reputation points
answered 2026-09-10T08:24:23.8166667+00:00
Andrey Mn 0 Reputation points
1 answer

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 0 Reputation points
answered 2026-09-09T16:19:05.24+00:00

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1 answer

Moving from Defender managed through ConfigMgr to MDE but keeping the ConfigMgr client installed

Hello, We currently have our servers (2016/2019/2022/2025) managed through ConfigMgr. We would like move from Defender manager through ConfigMgr to Defender managed through MDE but at the same time we would like to keep the ConfigMgr client installed…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-03T09:45:06.56+00:00
MarcVanderhaegen 311 Reputation points
commented 2026-09-08T12:20:14.6166667+00:00
Marcin Policht 106.8K Reputation points MVP Volunteer Moderator
2 answers

Windows Security Notifications

Hi, When I open Edge I get the following notification:- Turn on virus protection Virus protection is turned off. Tap or click to turn on Antivirus Microsoft Defender. Dismiss I have clicked on the notification and it takes me to Security…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-07T11:15:31.62+00:00
PADELL 5 Reputation points
edited an answer 2026-09-07T13:16:05.15+00:00
Bence Weiszmann 1,555 Reputation points
1 answer

I need to talk to a support agent

I was talking to a support agent and my phone was cut off. Can some one call me?

Microsoft Security | Microsoft Defender | Other
asked 2026-01-25T21:48:24.6033333+00:00
Kathleen Lavall 10 Reputation points
commented 2026-09-07T08:52:46.3066667+00:00
Diana Killi 0 Reputation points
1 answer

Un Troyano está usando Powershell para ejecutarse

Hola buenos días. Soy estudiante de ING y al momento de instalar un programa supuestamente bajo "Link Seguro" se me instalo algo que megamente no me deja desinstalarlo o eliminarlo con nada ya probé todo método conocido ( Tron, Escaneos, Modo…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-06T14:24:15.99+00:00
KAS 0 Reputation points
answered 2026-09-06T23:37:30.6233333+00:00
_AW_ 69,041 Reputation points Volunteer Moderator
1 answer

issue in opening Microsoft defender app

My Microsoft defender app is suddenly stopped working and is asking for sign up and, I am not able to sign in too, all this is happening so sudden I am not able to understand the problem so please provide help as the earliest

Microsoft Security | Microsoft Defender | Other
asked 2026-09-06T16:50:53.0733333+00:00
vansh Tak 0 Reputation points
answered 2026-09-06T16:54:03.3966667+00:00
Bence Weiszmann 1,555 Reputation points
0 answers

How to regain access to my router

On my private network I have a router, (192.168.x.x). I have just lost all access to it on all by computers. Not Secure https://192.168.x.x/ui https is overstriken I have tried everything; I suspect that it was the last update which broke it. Is there…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-05T22:41:19.4933333+00:00
Finn Harder 1 Reputation point
1 answer

Issues with the virus scan .

While scanning for viruses it says 5 viruses but when it is finished it says no viruses ??? CAN YOU HELP ?? " PLEASE "

Microsoft Security | Microsoft Defender | Other
asked 2026-09-05T14:25:23.2533333+00:00
Robert Egbert 0 Reputation points
answered 2026-09-05T14:25:38.5533333+00:00

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2 answers

My computer has a microsoft firewall alert and computer is fully locked. Need live Microsoft support

My computer is a Microsoft firewall alert, indicating Microsoft defender found some infected files I need live support, to unlock.

Microsoft Security | Microsoft Defender | Other
asked 2026-09-04T16:20:33.8633333+00:00
Thomas Colbert 0 Reputation points
answered 2026-09-05T03:29:08.8466667+00:00
EmilyS_726 27,215 Reputation points Volunteer Moderator
2 answers

I need to remove a virus

McAfee is telling me i have a virus but i don't have a current Mcafee account. I need Microsoft defender to remove the virus

Microsoft Security | Microsoft Defender | Other
asked 2026-09-04T19:24:25.97+00:00
Ceri Paul 0 Reputation points
answered 2026-09-04T19:43:32.0166667+00:00
Marcin Policht 106.8K Reputation points MVP Volunteer Moderator
1 answer

Unable to add device to Microsoft Defender

After many attempts I am unable to add a laptop device to my Microsoft Defender account. I have reset and uninstalled and re-installed the app many times and I am still unable to sign into my account on the laptop device. I enter my passkey and it does…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-04T14:13:53.35+00:00
Dennis Spriggs 0 Reputation points
answered 2026-09-04T14:14:08.41+00:00

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1 answer One of the answers was accepted by the question author.

How to fix this issue?

I tried all idea I had but I am not able to fix this issue. I already tried Powershell, command and Securityhealthsetup.exe

Microsoft Security | Microsoft Defender | Other
asked 2026-09-03T16:51:41.8+00:00
Shyam Bishwokarma 20 Reputation points
accepted 2026-09-04T08:01:07.45+00:00
Shyam Bishwokarma 20 Reputation points
0 answers

About Windows Defender

Hi, Recently I noticed Windows Defender perioding scanning keep switching to off after I shutdown or restart Windows 11. I always keep the setting to on before this happen to me Is it a bug or something, currently I am using Windows 11 26200.9278 Thanks…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-04T04:41:05.01+00:00
Wilson T 245 Reputation points
edited the question 2026-09-04T04:58:02.5366667+00:00
Wilson T 245 Reputation points
0 answers

How to correctly validate WDAC Disabled:Flight Signing with a flight-signed user-mode DLL

I am testing WDAC/App Control for Business and need Microsoft's guidance on how to correctly test the Disabled: Flight Signing policy option. Test environment Host OS: Windows Server 2022 <Edition / Build> Test OS: Windows 11 <Edition / Version…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-03T16:03:36.8333333+00:00
Gagan Kumar 0 Reputation points
edited the question 2026-09-03T16:06:46.9033333+00:00
Gagan Kumar 0 Reputation points
1 answer

I have an old email that I no longer have access to, and someone else is trying to access it. How do I delete the email address?

Hello, I have an old email address I can no longer access. An identity thief (from Egypt is accessing it), how can I permanently delete the email address? It is an MSN.com address. Any help would be appreciated. Thanks.

Microsoft Security | Microsoft Defender | Other
asked 2026-09-03T00:49:24.8733333+00:00
George Belsky 0 Reputation points
answered 2026-09-03T00:49:37.4333333+00:00

AI answer

1 answer

How to fix issue with "Device health attestation isn't supported on this device."

I have tpm 2.0 enabled in bios but when i go to my security processor troubleshooting it says "Device health attestation isn't supported on this device. Clearing your TPM might help enable it." Unfortunately clearing my TPM has not done…

Microsoft Security | Microsoft Defender | Other
asked 2026-09-02T13:46:06.66+00:00
Connor McGuire 0 Reputation points
commented 2026-09-02T13:52:51.58+00:00
Connor McGuire 0 Reputation points
2 answers

Defender not install

Security Intelligence Update for Microsoft Defender Antivirus - KB2267602 (Version 1.443.1003.0) - Current Channel (Broad) - Error encountered and how to fix

Microsoft Security | Microsoft Defender | Other
asked 2026-02-04T23:39:57.45+00:00
Arnal, Maria Elisa 0 Reputation points
edited a comment 2026-09-02T13:33:14.36+00:00
RuthDixon-5894 0 Reputation points
1 answer

Vulnerability in OpenSSL (CVE-2026-28387) Path(s) : C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_19.2608.49021.0_x64__8wekyb3d8bbwe\libssl-3-x64.dll

Vulnerability in OpenSSL (CVE-2026-28387) Vulnerability in OpenSSL (CVE-2026-28387) Path(s) : C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_19.2608.49021.0_x64__8wekyb3d8bbwe\libssl-3-x64.dll

Microsoft Security | Microsoft Defender | Other
asked 2026-08-28T03:50:42.38+00:00
Sachin Nimsarkar 0 Reputation points
answered 2026-09-02T04:46:30.6333333+00:00
Tachion 405 Reputation points
1 answer

MS-Defender

I am wondering what urls I should exclude from ssl decryption when it comes to Microsoft defender.

Microsoft Security | Microsoft Defender | Other
asked 2026-09-01T18:59:13.93+00:00
Keith P 0 Reputation points
answered 2026-09-01T18:59:29.56+00:00

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