AppID Driver Service Defaults in Windows 10

Identifies an application and enforces software restriction policies.

Default Settings

Startup type:Manual
Display name:AppID Driver
Service name:AppID
Service type:kernel
Error control:normal
Path:%SystemRoot%\system32\drivers\appid.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AppID

Default Behavior

AppID Driver is a kernel device driver. In Windows 10 it is starting only if the user, an application or another service starts it. If AppID Driver fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the AppID service has failed to start due to the error.

Dependencies

AppID Driver cannot be started under any conditions, if the FltMgr service is disabled.

While AppID Driver is stopped, disabled or working incorrectly, the following services do not start:

Restore Default Startup Configuration for AppID Driver

Before you begin doing this, make sure that all the services on which AppID Driver depends are configured by default and function properly. See the list of dependencies above.

1. Run the Command Prompt as an administrator.

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

sc config AppID start= demand

3. Close the command window and restart the computer.

The AppID service is using the appid.sys file that is located in the %WinDir%\system32\drivers folder. If the file is changed, damaged or deleted, you can restore its original version from Windows 10 installation media.