From "Control Panel" -> "Java", start Java Control Panel and click the "Java" tab.
Click the "View(V)" button to display the input screen.
Add the parameter for using java.policy to Runtime Parameters in the line which the Platform field is 1.8. The format is as follows.
-Djava.security.policy=<file:/drive name:/file path>
Use "/" for file path separator (do not use "\").
Execution example)
If the path of the Java policy configuration file is "C:\Users\user\Desktop\java.policy", set "-Djava.security.policy=file:/C:/Users/user/Desktop/java.policy" to Runtime Parameters.
Click the "OK" button.
The Java Control Panel screen is displayed. Then click the "OK" button.