Windows 10 Services

WWAN AutoConfig - Windows 10 Service

This service manages mobile broadband (GSM & CDMA) data card/embedded module adapters and connections by auto-configuring the networks. It is strongly recommended that this service be kept running for best user experience of mobile broadband devices.

This service also exists in Windows 7 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
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Default Properties

Display name:WWAN AutoConfig
Service name:WwanSvc
Path:%WinDir%\system32\svchost.exe -k LocalServiceNoNetwork -p
Error control:normal
Object:NT Authority\LocalService
  • SeChangeNotifyPrivilege
  • SeImpersonatePrivilege
  • SeAuditPrivilege

Default Behavior

The WWAN AutoConfig service is running as NT Authority\LocalService in a shared process of svchost.exe. Other services might run in the same process. If WWAN AutoConfig fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the WwanSvc service has failed to start.


WWAN AutoConfig is unable to start, if at least one of the following services is stopped or disabled:

If WWAN AutoConfig is stopped, the Local Profile Assistant Service fails to start and initialize.

Restore Default Startup Type for WWAN AutoConfig

Automated Restore

1. Select your Windows 10 edition and release, and then click on the Download button below.

2. Save the RestoreWWANAutoConfigWindows10.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 wwansvc.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.