CNG Hardware Assist algorithm provider - Windows 11 Service
CNG Hardware Assist algorithm provider.
This service also exists in Windows 10 and 8.
Startup Type
CNG Hardware Assist algorithm provider is a kernel driver, therefore its startup must be configured depending on installed hardware. Changing its startup configuration might cause unexpected hardware issues. In the table below you can see how it is configured on my system, but your default settings might differ from mine.
| Windows 11 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 21H2 | Disabled | Disabled | Disabled | Disabled |
| 22H2 | Disabled | Disabled | Disabled | Disabled |
| 23H2 | Disabled | Disabled | Disabled | Disabled |
| 24H2 | Disabled | Disabled | Disabled | Disabled |
Default Properties
| Display name: | CNG Hardware Assist algorithm provider |
| Service name: | cnghwassist |
| Type: | kernel |
| Path: | %WinDir%\System32\DRIVERS\cnghwassist.sys |
| Error control: | normal |
| Group: | Base |
Default Behavior
The CNG Hardware Assist algorithm provider service is a kernel mode driver. If CNG Hardware Assist algorithm provider fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the cnghwassist service has failed to start.
Restore Default Startup Type for CNG Hardware Assist algorithm provider
Automated Restore
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreCNGHardwareAssistalgorithmproviderWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.
Note. Make sure that the cnghwassist.sys file exists in the %WinDir%\System32\DRIVERS folder. If this file is missing you can try to restore it from your Windows 11 installation media.