396 questions
396 questions with Windows development | Windows Driver Kit (WDK) tags
1 answer
Windows 10 22H2 — ESU prep package (KB5126256) stuck on "Pending install"
I'm running Windows 10 Version 22H2 (x64) and Windows Update is showing that my device is no longer receiving security updates. Two items are listed as "Pending install" and won't complete: 2026-09 Extended Security Updates (ESU) Licensing…
Windows development | Windows Driver Kit (WDK)
asked
2026-09-09T11:44:24.0066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(185.6, 42%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EEL%3C/text%3E%3C/svg%3E)
edwar leo
0
Reputation points
commented
2026-09-10T09:40:40.72+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(265.6, 73%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKC%3C/text%3E%3C/svg%3E)
Kokei Chang
40
Reputation points
2 answers
Analysis of WHLK Test Items That Failed Certification
Currently, we have a product that needs to pass WHLK certification. Right now, there are three failed items in the test, and we want to consult you on how to resolve them: The test device selected is a HID-compliant device Test Item Interface …
Windows development | Windows Driver Kit (WDK)
396 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(220.8, 66%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETL%3C/text%3E%3C/svg%3E)
0 answers
How to fix the issue Code 10 (The device cannot start) which is occurring during the installation of the WLAN driver ?
Analyzed three instances : Fresh install : code 10 After reboot , we can able to see the device is enumerated properly If I disable-enable the device, it goes to the code 10 state again Instance 1 (Fresh install : code 10): Observation : When…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-09-02T09:58:06.5033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(32, 59%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENK%3C/text%3E%3C/svg%3E)
Nithish Karthik Thangaraj
0
Reputation points
edited the question
2026-09-02T10:02:16.1766667+00:00
Nithish Karthik Thangaraj
0
Reputation points
1 answer
Regression in 25H2 HLK Studio (26100.8328): Create Package crashes when adding driver folder, works in previous build 26100.7705
Hi Microsoft team, We encountered a reproducible issue in the Windows 11 25H2 HLK environment after updating the HLK server from build 26100.7705 to 26100.8328. Environment: HLK Server OS: Windows Server 2019 Standard HLK Controller Version:…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-06-01T10:55:44.7833333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(16, 95%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES%3C/text%3E%3C/svg%3E)
StevenS
20
Reputation points
commented
2026-08-31T15:29:35.08+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(217.60000000000002, 66%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJS%3C/text%3E%3C/svg%3E)
José Simões
20
Reputation points MVP
1 answer
One of the answers was accepted by the question author.
Where do I get the driver to install a USB bluetooth dongle
I just got a USB Bluetooth adaptor for a new mouse and keyboard. However, where do I get the driver so I can install this device. I run Windows 10
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2025-02-05T21:10:52.17+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(121.6, 12%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENH%3C/text%3E%3C/svg%3E)
Nancy Horning
20
Reputation points
commented
2026-08-31T15:01:32.0633333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(217.60000000000002, 12%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERK%3C/text%3E%3C/svg%3E)
rajesh kumar
0
Reputation points
0 answers
I got an error during HLK client installation
Hi, I install the HLK Sever 26100.8328 on the Server machine. Then i ran the HLK client installation on other machine when the installation is running from the server machine Both machine are in the same network group. During the installation i got an…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-30T09:27:15.77+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(99.2, 23%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EIA%3C/text%3E%3C/svg%3E)
IV10 Alex Hanukov
0
Reputation points
commented
2026-08-30T09:47:49.5633333+00:00
IV10 Alex Hanukov
0
Reputation points
1 answer
[HLK] Driver attribute test fails with "Driver package folder not found"
Hello, I am using HLK (Server Side) to execute HLK test cases for my TouchScreen device system 25H2 (Client Side). All test cases are passing except the Driver Attribute Test. The test report shows the following error : Test Authoring and Execution…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-06-24T02:25:56.6+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(294.40000000000003, 78%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKL%3C/text%3E%3C/svg%3E)
Kai Liu
0
Reputation points
commented
2026-08-26T13:52:35.93+00:00
Darth Tester
70
Reputation points
0 answers
Microsoft BTP / HLK Support Request – Model 2433 ESP32 Wi-Fi Firmware download error and LE Supported States Test cases error
Environment BTP version: v1.14.0 Device: Microsoft Model 2433 ESP32 Wi-Fi module ESP32 firmware package: C:\BTP\v1.14.0\DeviceFirmware Target test: Bluetooth - LE Supported States - Act as a peripheral (Development and Integration) Tool used:…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-20T13:33:55.69+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(275.2, 60%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EE%3C/text%3E%3C/svg%3E)
esp_qing
0
Reputation points
commented
2026-08-26T13:30:24.76+00:00
Darth Tester
70
Reputation points
0 answers
Hardware Lab Kit support plan on Engage Center.
We are currently working on Windows HLK certification and are encountering a few failing HLK test cases for our driver. We would like to raise a technical support request with the HLK support team. How to purchase the a support plan required to open an…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-05T10:03:29.29+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(32, 70%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETS%3C/text%3E%3C/svg%3E)
Tarun Sharma
10
Reputation points
commented
2026-08-26T12:34:12.9766667+00:00
Darth Tester
70
Reputation points
0 answers
HLK DF‑PNP Rebalance Fail Restart Device: E: target widens to all volumes; QueryStop fails even without my driver installed.
Hi all, I’m trying to pass HLK tests for my driver. Driver: KMDF PnP volume upper‑filter (attached via UpperFilters to the Volume/Disk class) OS: Windows Server 2016 Datacenter, build 14393 HLK: 10.1.14393.8069 Test: DF - PNP Rebalance Fail Restart…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-11T19:33:25.89+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(16, 83%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK%3C/text%3E%3C/svg%3E)
Karthik
0
Reputation points
commented
2026-08-26T12:17:22.17+00:00
Darth Tester
70
Reputation points
0 answers
Is the durable Artifact Signing vendor EKU (1.3.6.1.4.1.311.97.*) accepted as an identity anchor for LSA plug-in signing, as it is for the Antimalware signer?
We are preparing a submission to the Partner Center File Signing Service for an LSA plug-in, and we would like to understand one point before enrolling. The LSA signing requirements state that "the CAB file signature must match the EV code signing…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-25T07:36:40.1433333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(172.8, 48%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECL%3C/text%3E%3C/svg%3E)
Cesario Lia
0
Reputation points
asked
2026-08-25T07:36:40.1433333+00:00
Cesario Lia
0
Reputation points
0 answers
Hardware program enrollment questionnaire submitted on Aug 13, no response, dashboard not showing
Seller ID: 95543940 Issue Summary: 1. We completed and submitted the "Hardware Program Enrollment Questionnaire" on August 13, 2026. 2. As of today (August 20, 2026), we have not received any reply or status update via email. 3. The Hardware…
Windows development | Windows Driver Kit (WDK)
396 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 46%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYL%3C/text%3E%3C/svg%3E)
1 answer
[WiFi][Windows Driver][WiFiCx] Wi-Fi connection state updates inconsistently between Quick Settings and Settings app
Hi, We are currently bringing up a Wi-Fi driver on Windows 11 IoT Enterprise LTSC 2022. We are now able to successfully connect to an open-security access point, and Windows reports the connection as successful after sending WDI_TASK_CONNECT M4 complete…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-03T12:07:02.6166667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(121.6, 34%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAS%3C/text%3E%3C/svg%3E)
Aswin Sankesh G S
0
Reputation points
answered
2026-08-19T09:47:09.0066667+00:00
Aswin Sankesh G S
0
Reputation points
0 answers
WHCP/WHQL Eligibility and Geographic Restrictions for Kernel-Mode Drivers
Hello Microsoft Hardware Team, We are developing a commercial endpoint security product that includes a Windows kernel-mode file system minifilter driver. Before purchasing an EV Code Signing Certificate and enrolling in the Windows Hardware Developer…
Windows development | Windows Driver Kit (WDK)
396 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(297.6, 56.00000000000001%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENA%3C/text%3E%3C/svg%3E)
0 answers
incorrect or missing drivers for bluetooth peripheral device
I need to know how to acquire the current or correct drivers for the Bluetooth peripheral device
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-13T20:29:27.4233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(227.2, 1%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EN%3C/text%3E%3C/svg%3E)
Natter75
0
Reputation points
2 answers
Windows HLK: the 24H2 and 25H2 download links are identical
Scenario We are certifying a KMDF kernel-mode driver for Windows 11, version 24H2. The test machine runs Windows 11 24H2 and we use the 24H2 compatibility playlist. To set up the controller we used the "24H2" entry on the VHLK download…
Windows development | Windows Driver Kit (WDK)
396 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(307.2, 15%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EL%3C/text%3E%3C/svg%3E)
0 answers
HLK NdisStudio OidRequestTest fails in TestClassSetup — protocolDriver.Create() throws unidentified C++ exception at protocol.cpp:63
All NdisStudio tests under $\Logo Jobs\Device\Network\LAN\Base fail in TAEF TestClassSetup, before the test body runs. The failure is in the NdisStudio framework's own protocol driver creation, and the logged exception carries no error…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-11T07:28:52.5633333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 50%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAN%3C/text%3E%3C/svg%3E)
Abhishek Naik
20
Reputation points
asked
2026-08-11T07:28:52.5633333+00:00
Abhishek Naik
20
Reputation points
0 answers
How to back bluetooth button on panel?
Here you can see there is not button, but It fix when I log in to bios and log out.But I dont want to do that.I will be grateful if you give me some advice to solve this problem so fast so it possible.
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-08T20:34:21.57+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(140.8, 64%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ER%3C/text%3E%3C/svg%3E)
Roman
0
Reputation points
0 answers
Hardware Lab Kit for windows 10 test fails
. Audio Codec - Hardware Offload of Audio Processing Test - Certification Reason for Exception: Our driver is a purely virtual, built using the ACX framework. We do not possess a physical hardware DSP, and therefore the driver does not support…
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-06T13:44:50.8833333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(291.2, 68%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKK%3C/text%3E%3C/svg%3E)
Krishna Kumar
0
Reputation points
asked
2026-08-06T13:44:50.8833333+00:00
Krishna Kumar
0
Reputation points
2 answers
Hardware Lab Kit For Windows 10
Hi Team, Any one can please let us know, from where to raise a support ticket for Microsoft for Hardware Lab kit for windows 10 Test failure,
Windows development | Windows Driver Kit (WDK)
396 questions
asked
2026-08-06T07:45:27.68+00:00
Krishna Kumar
0
Reputation points
answered
2026-08-06T09:08:55.27+00:00
Krishna Kumar
0
Reputation points