Virtual WiFi Bus Driver (vwifibus) Service Defaults in Windows 7
Implements bus functionality for Virtual WiFi.
Default Settings
| Startup type: | Manual |
| Display name: | Virtual WiFi Bus Driver |
| Service name: | vwifibus |
| Service type: | kernel |
| Error control: | ignore |
| Path: | %SystemRoot%\System32\drivers\vwifibus.sys |
| Registry key: | HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\vwifibus |
Default Behavior
Virtual WiFi Bus Driver is a kernel device driver. In Windows 7 it won't be started if the user doesn't start it. If Virtual WiFi Bus Driver fails to load or initialize, Windows 7 startup continues without error messages. The failure details are being written into Event Log.
Restore Default Startup Configuration of Virtual WiFi Bus Driver
1. Run the Command Prompt as an administrator.
2. Copy the command below, paste it into the command window and press ENTER:
sc config vwifibus start= demand
3. Close the command window and restart the computer.
The vwifibus service is using the vwifibus.sys file that is located in the C:\Windows\System32\drivers directory. If the file is removed or corrupted, read this article to restore its original version from Windows 7 installation media.