'appops' is not recognized as an internal or external command,can/has anyone try/tried these commands :
this takes away the ability to execute a wakelock,and it should/maybe prevent running (actively) in the background.
(@ shell+root)
appops set com.samsung.android.kgclient WAKE_LOCK ignore
appops set com.samsung.android.kgclient RUN_IN_BACKGROUND ignore
appops set com.samsung.android.kgclient RUN_ANY_IN_BACKGROUND ignore
permission manager X can do it as well (if your a GUIperson only)
operable program or batch file.