AllJoyn Router Service (AJRouter) Defaults in Windows 11

Routes AllJoyn messages for the local AllJoyn clients. If this service is stopped the AllJoyn clients that do not have their own bundled routers will be unable to run.

The AllJoyn Router Service does not exist in:

Default Settings

Startup type: Manual
Display name:AllJoyn Router Service
Service name:AJRouter
Service type:share
Error control:normal
Object:NT AUTHORITY\LocalService
Path:%SystemRoot%\system32\svchost.exe -k LocalServiceNetworkRestricted -p
File:%SystemRoot%\System32\AJRouter.dll
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AJRouter

Default Behavior

AllJoyn Router Service is a Win32 service. In Windows 11 it starts only if the user, an application or another service starts it. When the AllJoyn Router Service is started, it logs on as NT AUTHORITY\LocalService and running in a shared process of svchost.exe. If AllJoyn Router Service fails to start, the failure details will be recorded into Event Log. Then Windows 11 should boot up and notify the user about the AJRouter service startup failure.

Restore Default Startup Configuration of AllJoyn Router Service

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config AJRouter start= demand

3. Close the command window and restart the computer.

The AJRouter service is using the AJRouter.dll file that is located in the C:\Windows\System32 directory. If the file is removed or corrupted, read this article to restore its original version from Windows 11 installation media.