Network Connectivity Assistant - Windows 10 Service
Provides DirectAccess status notification for UI components.
This service also exists in Windows 11 and 8.
Startup Type
| Windows 10 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 1507 | Manual | Manual | Manual | Manual |
| 1511 | Manual | Manual | Manual | Manual |
| 1607 | Manual | Manual | Manual | Manual |
| 1703 | Manual | Manual | Manual | Manual |
| 1709 | Manual | Manual | Manual | Manual |
| 1803 | Manual | Manual | Manual | Manual |
| 1809 | Manual | Manual | Manual | Manual |
| 1903 | Manual | Manual | Manual | Manual |
| 1909 | Manual | Manual | Manual | Manual |
| 2004 | Manual | Manual | Manual | Manual |
| 20H2 | Manual | Manual | Manual | Manual |
| 21H1 | Manual | Manual | Manual | Manual |
| 21H2 | Manual | Manual | Manual | Manual |
| 22H2 | Manual | Manual | Manual | Manual |
Default Properties
| Display name: | Network Connectivity Assistant |
| Service name: | NcaSvc |
| Type: | share |
| Path: | %WinDir%\System32\svchost.exe -k NetSvcs -p |
| File: | %WinDir%\System32\ncasvc.dll |
| Error control: | normal |
| Object: | LocalSystem |
| Privileges: |
|
Default Behavior
The Network Connectivity Assistant service is running as LocalSystem in a shared process of svchost.exe. Other services might run in the same process. If Network Connectivity Assistant fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the NcaSvc service has failed to start.
Dependencies
Network Connectivity Assistant is unable to start, if at least one of the following services is stopped or disabled:
Restore Default Startup Type of Network Connectivity Assistant
Automated Restore
1. Select your Windows 10 edition and release, and then click on the Download button below.
2. Save the RestoreNetworkConnectivityAssistantWindows10.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 ncasvc.dll file exists in the %WinDir%\System32 folder. If this file is missing you can try to restore it from your Windows 10 installation media.