WWAN AutoConfig (WwanSvc) startup type, default configuration, and information
Registry Name:
WwanSvc
Display Name:
WWAN AutoConfig
Description:
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.
For more information, see the Additional Information section.
Default Status:
Stopped
Default Startup Type:
Manual
Image Path:
C:\WINDOWS\system32\svchost.exe -k LocalSystemNetworkRestricted -p
DLL File Path:
C:\WINDOWS\System32\wwansvc.dll
Dependencies:
The service depends on the following system components to function properly:
- RpcSs
- NdisUio
System components that depend on this service to function properly:
Log On As:
localSystem
Additional Information:
The WWAN AutoConfig (WwanSvc) service manages Wireless Wide Area Network (WWAN) connections on Windows devices, including cellular data (4G/5G/LTE) via built-in mobile broadband adapters (e.g., SIM card slots). It automates the configuration, activation, and maintenance of cellular networks, enabling features like automatic carrier detection, data roaming, and connection profiles.
This service is essential for laptops, tablets, or PCs with cellular capabilities, ensuring seamless internet access on the go. If disabled, cellular connectivity will fail, though it does not impact Wi-Fi or Ethernet. Most users should leave it enabled if they use mobile data; others can safely disable it to save minimal system resources.