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AD CS TPM-attested user certificate enrollment fails with 0x80280084 / 0x80280095

User certificate enrollment with mandatory TPM key attestation fails on multiple Windows clients, both manually and through autoenrollment. Template configuration: RSA 2048, SHA-256, Microsoft Platform Crypto Provider, non-exportable keys, required…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-29T18:52:19.18+00:00
Filip Gronostaj 20 Reputation points
commented 2026-11-02T15:53:06.0666667+00:00
James Gamble 335 Reputation points
1 answer One of the answers was accepted by the question author.

Windows AIK Certificate Enrollment Fails with 404 Not Found (Pluton TPM / MSFT-KeyId)

System Information text OS Name: Microsoft Windows 11 家庭版 中文版 Issue Description When attempting to enroll a Windows AIK certificate using the command certreq -enrollaik -config "", the request returns an HTTP 404 Not Found…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-08-26T04:06:04.4533333+00:00
Shion W 25 Reputation points
commented 2026-10-30T17:30:56.73+00:00
Gabriel Salgado 5 Reputation points
3 answers

How do you get the Hewlett-Packard - USB - 3/4/2019 12:00:00 AM - 48.2.4483.1963 to stop trying to update?

I have a user who continues to get the restart request for the Hewlett-Packard - USB - 3/4/2019 12:00:00 AM - 48.2.4483.1963 update every day. How do I get it stop?

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-26T18:16:14.87+00:00
answered 2026-10-29T17:38:59.17+00:00
2 answers

Does App Control -AppID enforce target-process checks for reused SEC_IMAGE sections?

I am evaluating a supported process-specific executable-image boundary on Windows 11 Pro 24H2 x64. This is a design/support-contract question: I have not deployed the proposed policy or demonstrated a bypass. The application is a fixed native launcher…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-28T21:50:05.89+00:00
Conner Durham 0 Reputation points
answered 2026-10-29T05:09:23.2+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
2 answers

Windows 11 MDM: Win32AppInventory CSP Get returns 404 after KB5127648 (inventory cache "Schema mismatch")

Question: Is the Win32AppInventory 404 after KB5127648 a known issue, and is rebuilding the inventory cache (below) the supported way to fix affected devices until an update fixes it? Environment Windows 11 Enterprise 25H2, build 26200.9711…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-19T11:37:41.07+00:00
Amin Khabbazi 0 Reputation points
commented 2026-10-21T09:17:26.8566667+00:00
Chance Maurice Niyonzima 825 Reputation points Independent Advisor
2 answers One of the answers was accepted by the question author.

HP USB driver update repeatedly offered in Windows Update

Affected PC: Lenovo ThinkPad L14 Gen 3 Update shown: Hewlett-Packard - USB - 7/13/2018 12:00:00 AM - 44.3.2652.18194 Symptom: Update history shows “Successfully installed on 10/14/2026”, yet Windows keeps offering the same update. Looks like a…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-19T08:08:07.0133333+00:00
Oliver Andersen 20 Reputation points
commented 2026-10-19T10:13:25.72+00:00
Oliver Andersen 20 Reputation points
2 answers

Windows 11 Enterprise Evaluation 26H2: Offline Installation and Local Account Support

We are evaluating Windows 11 Enterprise Evaluation 26H2 EN-US x64 in an isolated, non-production Hyper-V Generation 2 virtual machine for internal software compatibility and build qualification. The VM has Secure Boot enabled, a virtual TPM planned, and…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-13T04:36:51.7866667+00:00
Andre Belous 0 Reputation points
commented 2026-10-14T08:02:10.8+00:00
Ronald Sabiiti 1,260 Reputation points Independent Advisor
3 answers

About BMC OEM log(Windows 11)

Dear Microsoft Support Team, We are currently investigating several OEM-specific IPMI System Event Log (SEL) records observed on a system running Windows 11. The following raw SEL records were retrieved from the BMC: 0x03 0x00 0xdf 0x20 0x30 0xa9 0x6a…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-13T08:53:57.3933333+00:00
Garfield Chien 0 Reputation points
answered 2026-10-14T02:24:29.1866667+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
1 answer

Cannot deploy Office LTSC Professional Plus 2024

I am trying to deploy Office LTSC Professional Plus 2024 using the Office Deployment Tool (ODT). The machine has App Control for Business (WDAC) Enforced. A stale installation of Microsoft Visio is corrupted and cannot be uninstalled via Settings,…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-07T16:38:32.1033333+00:00
Dominic 0 Reputation points
commented 2026-10-12T15:09:00.0733333+00:00
Ronald Sabiiti 1,260 Reputation points Independent Advisor
2 answers

How to fix Kernel-Power 41 (63)

So, my OMEN MAX 16-ahXXXX Windows 11 Version 25H2 keeps turning off and on every time I boot up windows or touch my keyboard it takes sometimes 1 second to shut off when turning it on or a few seconds. I try to turn it on/ or use it basically unusable…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-11T21:57:58.1333333+00:00
trix trix 0 Reputation points
answered 2026-10-12T00:19:28.59+00:00
Xuan Nhu 1,695 Reputation points Independent Advisor
4 answers

Intel PTT EK certificate chain incomplete – AIK enrollment fails (HTTP 400)

Hello Intel Support, Windows AIK certificate enrollment fails on my Intel PTT firmware TPM, which blocks Call of Duty's Secure Attestation. The TPM itself reports healthy. System: - CPU: Intel Core i9-14900KF - Board: ASUS PRIME Z790-P WIFI, BIOS 1836 -…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-06T23:20:18.79+00:00
Faisal Abdullah 0 Reputation points
answered 2026-10-08T02:22:09.83+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
1 answer

Code Integrity (Memory Integrity/HVCI) blocks an MSIX app's own bundled DLL (vk_swiftshader.dll) - permanent fix beyond reinstalling?

On a machine with Memory Integrity (HVCI) enabled, I've seen Code Integrity reject an MSIX-packaged app's own bundled DLL (vk_swiftshader.dll, a software renderer shipped inside the app itself) at launch - the Code Integrity operational log shows Event…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-10-05T16:12:50.1933333+00:00
Sid Hridoy 0 Reputation points
answered 2026-10-06T02:10:21.25+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
1 answer

Bios is not showing

Hello recently i updated my bios version and when i restart my pc bios does not show up skips to the windows home screen i tried holding my bios key and my monitor went power saving mode i tried turning off fast boot and it did not work i took out cmos…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2025-02-28T20:42:32.4966667+00:00
Yusuf Akgül 0 Reputation points
commented 2026-10-03T23:29:19.7133333+00:00
CrazyKats 20,135 Reputation points Volunteer Moderator
1 answer

Universal print printing job stuck pending but a restart of printer gets them printed

Hello- we have a new Brother MFC-L5915DW which supports Universal Print. The machine works fine; however, when a user send multiple jobs to it, sometimes they get stuck in 'pending' status and will not print unless we restart the printer. Is there a…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2024-09-26T14:50:33.53+00:00
Jeff Davis 5 Reputation points
edited the question 2026-09-30T23:16:12.2033333+00:00
Gérard Oomens 133.6K Reputation points Volunteer Moderator
2 answers

HLK WLAN Roaming test with Aruba AP (515)

We have updated the WLAN HLK setup to use Aruba AP from the older Asus AP. We had initial glitches during test in configuring Aruba AP( resolve after several cycle of install-reinstall HLK client on entire setup). Once the setup was ready…

Windows for business | Windows Client for IT Pros | Networking | Network connectivity and file sharing
Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2022-04-29T07:23:31.07+00:00
Braghadees Jun 6 Reputation points
commented 2026-09-28T17:09:21.5733333+00:00
JuliaMarvin 23,690 Reputation points Volunteer Moderator
1 answer

Our printers are saying they are offline.

Our printers are saying they are offline. I've tried everything suggested and nothing works. I have Windows 11. It's been automatically updating. If i remove and install my printer, shut off printer and computer and restart it will work for a few…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2025-10-07T19:51:04.6666667+00:00
Jeff Reider 5 Reputation points
commented 2026-09-26T03:30:52.9833333+00:00
RickNewton-2404 20 Reputation points
1 answer One of the answers was accepted by the question author.

Workstation crashes with BSOD SECURE_KERNEL_ERROR

Workstation crashes with BSOD SECURE_KERNEL_ERROR upon boot after Group Policy enabled Credential Guard on legacy hardware lacking Virtualization-Based Security (VBS) support. How do we disable VBS via UEFI variables?

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-09-25T14:04:51.21+00:00
Samuel Parker 60 Reputation points
accepted 2026-09-25T16:29:29.1266667+00:00
Samuel Parker 60 Reputation points
2 answers

"inaccessible boot device" after updating pci root complex (windows 11)

Hello I am having an issue with those two driver updates from Intel PCI\VEN_8086&DEV_A70DDesc%=Needs_PCI_DRV,PCI\VEN_8086&DEV_A70D "Intel(R) PCIe RC 010 G5 - A70D" ver…

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2023-03-24T15:24:39.7066667+00:00
Beni Elishackove 0 Reputation points
answered 2026-09-21T01:19:09.9466667+00:00
tommy 0 Reputation points
1 answer One of the answers was accepted by the question author.

Quick assist service is down?

Hello all! We use Quick Assist for support in a Service Desk. Can i please have an official response if the Quick Assist tool is down and when the issue will be resolved?

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-09-17T14:15:27.64+00:00
Victor Arhire 20 Reputation points
accepted 2026-09-18T07:16:12.7266667+00:00
Victor Arhire 20 Reputation points
2 answers One of the answers was accepted by the question author.

Windows Device Health Attestation Failure

Laptops fail conditional access checks due to failed Device Health Attestation. How do we verify TPM 2.0 status, Secure Boot, and DHA endpoint access?

Windows for business | Windows Client for IT Pros | Devices and deployment | Other
asked 2026-09-17T02:24:29.13+00:00
Sarah 60 Reputation points
accepted 2026-09-17T06:14:04.1633333+00:00
Sarah 60 Reputation points