CNG Hardware Assist algorithm provider - Windows 10 Service
CNG Hardware Assist algorithm provider.
This service also exists in Windows 11 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 10 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 1507 | Disabled | Disabled | Disabled | Disabled |
| 1511 | Disabled | Disabled | Disabled | Disabled |
| 1607 | Disabled | Disabled | Disabled | Disabled |
| 1703 | Disabled | Disabled | Disabled | Disabled |
| 1709 | Disabled | Disabled | Disabled | Disabled |
| 1803 | Disabled | Disabled | Disabled | Disabled |
| 1809 | Disabled | Disabled | Disabled | Disabled |
| 1903 | Disabled | Disabled | Disabled | Disabled |
| 1909 | Disabled | Disabled | Disabled | Disabled |
| 2004 | Disabled | Disabled | Disabled | Disabled |
| 20H2 | Disabled | Disabled | Disabled | Disabled |
| 21H1 | Disabled | Disabled | Disabled | Disabled |
| 21H2 | Disabled | Disabled | Disabled | Disabled |
| 22H2 | 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 10 startup proceeds, but a message box is displayed informing you that the cnghwassist service has failed to start.
Restore Default Startup Type of CNG Hardware Assist algorithm provider
Automated Restore
1. Select your Windows 10 edition and release, and then click on the Download button below.
2. Save the RestoreCNGHardwareAssistalgorithmproviderWindows10.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. 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 10 installation media.