Agent Activation Runtime - Windows 11 Service
Runtime for activating conversational agent applications.
This service also exists in Windows 10.
Startup Type
| Windows 11 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 21H2 | Manual | Manual | Manual | Manual |
| 22H2 | Manual | Manual | Manual | Manual |
| 23H2 | Manual | Manual | Manual | Manual |
| 24H2 | Manual | Manual | Manual | Manual |
Default Properties
| Display name: | Agent Activation Runtime |
| Service name: | AarSvc |
| Type: | user share process template |
| Path: | %WinDir%\system32\svchost.exe -k AarSvcGroup -p |
| File: | %WinDir%\System32\AarSvc.dll |
| Error control: | normal |
| Object: | NT Authority\LocalService |
| Privileges: |
|
Default Behavior
If Agent Activation Runtime fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the AarSvc service has failed to start.
Dependencies
Agent Activation Runtime is unable to start, if the Windows Audio service is stopped or disabled.
Restore Default Startup Type for Agent Activation Runtime
Automated Restore
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreAgentActivationRuntimeWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.
Note. Make sure that the AarSvc.dll file exists in the %WinDir%\System32 folder. If this file is missing you can try to restore it from your Windows 11 installation media.