To find out how to turn on Java in Chrome, you are supposed to follow and apply the steps. Now, to do it, you are supposed to go to the settings and then you should move to advanced and then to privacy and security and then go to site settings and then JavaScript, then you must make sure it is enabled. After that, you are supposed to install the CheerpJ Applet Runner Chrome extension. Now, when you do visit a page with a Java Applet, you are expected to select the CheerpJ icon and then select Run Applets to enable the Java Applets on the page.