batcmd.com Windows 7 Services

WWAN AutoConfig - Windows 7 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 10 and 8.

Startup Type

Windows 7 edition without SP SP1
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Default Properties

Display name:WWAN AutoConfig
Service name:WwanSvc
Type:share
Path:%WinDir%\system32\svchost.exe -k LocalServiceNoNetwork
File:%WinDir%\System32\wwansvc.dll
Error control:normal
Group:TDI
Object:NT Authority\LocalService
Privileges:
  • SeChangeNotifyPrivilege
  • SeImpersonatePrivilege
  • SeAuditPrivilege

Default Behavior

The WWAN AutoConfig service runs as NT Authority\LocalService in a shared process. It shares an executable file with other services. If the WWAN AutoConfig fails to load or initialize, the error is recorded into the Event Log. Windows 7 startup should proceed, but a message box is displayed informing you that the WwanSvc service has failed to start.

Dependencies

WWAN AutoConfig will not start, if the following services are stopped or disabled:

Restore Default Startup Type for WWAN AutoConfig

Automated Restore

1. Select your Windows 7 edition and Service Pack, and then click on the Download button below.

2. Save the RestoreWWANAutoConfigWindows7.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 7 installation media.