Lenovo ThinkPad L15 Gen 4 - WDS image error when start image settings on the laptop
Hello! There are about 70 pieces "Lenovo ThinkPad L15 Gen 4" laptops. 10 pieces of these machines have not been able to load a network image for some time, because the response file shown in the image throws an error, even if there is no…
Driver Load Issues in Windows 11 HLK INF Verification: Error with AddReg Operation
Hello everyone I'm using Infverif.exe tool from WDK 10.0.22621 to verify my INF file. Command used to execute is infverif.exe /u "absolute inf file path". For INF AddReg directive section i have created the entries as follows. HKLM,…
Smart card minidriver - InfVerif on Windows 11 24H2
The InfVerif that was introduced with Windows 11 24H2 (- see https://learn.microsoft.com/en-us/windows-hardware/drivers/devtest/infverif_h) provides an error if an AddReg HKLM\SOFTWARE\wow6432Node\Microsoft\Cryptography\Calais\SmartCards is performed.…
WiFiCx client driver create adapter fail
Hi, I'm developing a WiFiCx -based client driver and I get an exception from WiFiCx in the callback to create an adapter, which results in the device not booting. I want to know what the cause of the exception is, I guess it is caused by a…
How to fix my DRIVER_POWER_STATE_FAILURE and WIN32K_POWER_WATCHDOG_TIMEOUT errors
When i use the vpn and when i leave the computer powered on stuck my computer and got blue screen it says DRIVER_POWER_STATE_FAILURE severel time i got WIN32K_POWER_WATCHDOG_TIMEOUT I will visit the event viwer i see the Event 17 ESIF errors and i'm…
How to read/write registers by a sound wire bus driver?
Hi, All: I am developing a kernel driver for an amplifier device. I find a intel NUC 15 notebook that supports the soundwire bus. I notice that there is a device that is named as "Intel Smart Sound Technology for MIPI SoundWire Audio" in the…
How to Fix Inf2Cat Error when building driver?
I'm following the procedure outlined here (https://learn.microsoft.com/en-us/windows-hardware/drivers/develop/signing-a-driver-during-development-and-testing) to test sign a driver. In the "Enabling test signing manually" section, when I allow…
How to prevent my camera driver from replacing default camera device
I am making a new camera driver based on AVStream simulated hardware sample driver (Avshws) in Windows driver samples. After installing my custom driver using Device Manager, when accessing any webpage that utilizes the camera feature (such as a WebRTC…
Device ACPI0011 not loading with error code 10
Our BIOS team implemented a custom ACPI table for HID buttons using GPIOs, and I'm using the ACPI table sample below created with this documentation: Scope(\_SB){ Device(BTNS) { Name(_HID, "ACPI0011") Method (_STA, 0,…
Windows Driver Kit fails to install integration with Visual Studio, no .sys file generated
Hey, I'm trying to create an NDIS lightweight filter driver. I'm having problems setting up my environment correctly. I tried a few templates - ndislwf, kmdf basic, kmdf empty, and wdm. I always get the same symptoms: The include paths are not set up…
After installing the latest Windows 11 24h2 on my device I get driver incompatibility problem.
It starts showing me this after opening the PC. I also included my PC specs.
Adding PINPAD/Keypad and LCD support to smartcard driver
Hello all, I am developing a smartcard device driver for my device. My device has an integrated pinpad to securely enter smart card pin. There is a smartcard reader specification defining how to support it: Interoperability Specification for ICCs and…
How to add <PinEntry> tag for Windows minidriver version <V7> in cmck_config.xml file?
I have been experimenting with the sample code for the cmck_config.xml available at Microsoft Documentation. Could someone provide guidance on creating a <PinEntry> tag that includes both PUK and NewPIN availability? Currently, my <PinEntry>…
Clarification Needed on DrvDocumentPropertySheets Function Documentation
The documentation for the DrvDocumentPropertySheets function in winddiui.h includes the following statement: "If the fMode member of the DOCUMENTPROPERTYHEADER structure is zero, or if the pdmOut member of the same structure is NULL, the function…
How to name a virtual dynamic lighting device
I am following up on this link to create a virtual HID device based on VFH framework to be present as a Dynamic Lighting device. Everything works properly but there is no guide to name the device. So, the device is listed in Windows Dynamic Lighting with…
Root database not found when launching HLK Studio
Installed Windows HLK on Windows Server 2022 datacenter. Installation completed with no error. But when trying to launch HLK studio, following error occurred. How do I debug this? Exception…
The display driver fails to start correctly in the Win7 64-bit environment.
Hi Sir, While developing the Win7 32-bit/64-bit display driver, the same source code works fine in the 32-bit environment, but in the 64-bit environment, the driver fails to function correctly. Using WinDbg, I found that win32k.sys stops after executing…
The display driver fails to start correctly in the Win7 64-bit environment.
Hi Sir, While developing the Win7 32-bit/64-bit display driver, the same source code works fine in the 32-bit environment, but in the 64-bit environment, the driver fails to function correctly. Using WinDbg, I found that win32k.sys stops after executing…
ACPI overlaying in Windows ARM
Hi, I'm Trying to modify ACPI table DSDT file in the Windows 11 Arm System. I'm using iasl tool from ACPICA and able to dump and extract the ASPI DSDT.dsl files. Modified the .dsl file and generated a .aml file which I renamed to acpitabl.dat file and…
HLK Testing for WDF Network Card
Hi, I would like to understand which test cases need to be considered for HLK certification for my WDF-based network adapter card (network bridge). When selecting the compatibility playlist for 22H2 ("HLK Version 22H2 CompatPlaylist x64…